821771808

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1999

約数の個数: 192

約数和(自身を含む): 2617380864

約数和(自身を除く): 1795609056

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 31, 32, 33, 39, 44, 48, 52, 62, 66, 78, 88, 93, 96, 104, 124, 132, 143, 156, 176, 186, 208, 248, 264, 286, 312, 341, 352, 372, 403, 416, 429, 496, 528, 572, 624, 682, 744, 806, 858, 992, 1023, 1056, 1144, 1209, 1248, 1364, 1488, 1612, 1716, 1931, 2046, 2288, 2418, 2728, 2976, 3224, 3432, 3862, 4092, 4433, 4576, 4836, 5456, 5793, 6448, 6864, 7724, 8184, 8866, 9672, 10912, 11586, 12896, 13299, 13728, 15448, 16368, 17732, 19344, 21241, 23172, 25103, 26598, 30896, 32736, 35464, 38688, 42482, 46344, 50206, 53196, 59861, 61792, 63723, 70928, 75309, 84964, 92688, 100412, 106392, 119722, 127446, 141856, 150618, 169928, 179583, 185376, 200824, 212784, 239444, 254892, 276133, 301236, 339856, 359166, 401648, 425568, 478888, 509784, 552266, 602472, 658471, 679712, 718332, 778193, 803296, 828399, 957776, 1019568, 1104532, 1204944, 1316942, 1436664, 1556386, 1656798, 1915552, 1975413, 2039136, 2209064, 2334579, 2409888, 2633884, 2873328, 3112772, 3313596, 3950826, 4418128, 4669158, 5267768, 5746656, 6225544, 6627192, 7901652, 8560123, 8836256, 9338316, 10535536, 12451088, 13254384, 15803304, 17120246, 18676632, 21071072, 24902176, 25680369, 26508768, 31606608, 34240492, 37353264, 51360738, 63213216, 68480984, 74706528, 102721476, 136961968, 205442952, 273923936, 410885904, 821771808]

約数ペア:

[(1, 821771808), (2, 410885904), (3, 273923936), (4, 205442952), (6, 136961968), (8, 102721476), (11, 74706528), (12, 68480984), (13, 63213216), (16, 51360738), (22, 37353264), (24, 34240492), (26, 31606608), (31, 26508768), (32, 25680369), (33, 24902176), (39, 21071072), (44, 18676632), (48, 17120246), (52, 15803304), (62, 13254384), (66, 12451088), (78, 10535536), (88, 9338316), (93, 8836256), (96, 8560123), (104, 7901652), (124, 6627192), (132, 6225544), (143, 5746656), (156, 5267768), (176, 4669158), (186, 4418128), (208, 3950826), (248, 3313596), (264, 3112772), (286, 2873328), (312, 2633884), (341, 2409888), (352, 2334579), (372, 2209064), (403, 2039136), (416, 1975413), (429, 1915552), (496, 1656798), (528, 1556386), (572, 1436664), (624, 1316942), (682, 1204944), (744, 1104532), (806, 1019568), (858, 957776), (992, 828399), (1023, 803296), (1056, 778193), (1144, 718332), (1209, 679712), (1248, 658471), (1364, 602472), (1488, 552266), (1612, 509784), (1716, 478888), (1931, 425568), (2046, 401648), (2288, 359166), (2418, 339856), (2728, 301236), (2976, 276133), (3224, 254892), (3432, 239444), (3862, 212784), (4092, 200824), (4433, 185376), (4576, 179583), (4836, 169928), (5456, 150618), (5793, 141856), (6448, 127446), (6864, 119722), (7724, 106392), (8184, 100412), (8866, 92688), (9672, 84964), (10912, 75309), (11586, 70928), (12896, 63723), (13299, 61792), (13728, 59861), (15448, 53196), (16368, 50206), (17732, 46344), (19344, 42482), (21241, 38688), (23172, 35464), (25103, 32736), (26598, 30896)]