211512132

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 606627840

約数和(自身を除く): 395115708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 61, 62, 78, 93, 117, 122, 124, 156, 183, 186, 234, 239, 244, 279, 366, 372, 403, 468, 478, 549, 558, 717, 732, 793, 806, 956, 1098, 1116, 1209, 1434, 1586, 1612, 1891, 2151, 2196, 2379, 2418, 2868, 3107, 3172, 3627, 3782, 4302, 4758, 4836, 5673, 6214, 7137, 7254, 7409, 7564, 8604, 9321, 9516, 11346, 12428, 14274, 14508, 14579, 14818, 17019, 18642, 22227, 22692, 24583, 27963, 28548, 29158, 29636, 34038, 37284, 43737, 44454, 49166, 55926, 58316, 66681, 68076, 73749, 87474, 88908, 96317, 98332, 111852, 131211, 133362, 147498, 174948, 189527, 192634, 221247, 262422, 266724, 288951, 294996, 379054, 385268, 442494, 451949, 524844, 568581, 577902, 758108, 866853, 884988, 903898, 1137162, 1155804, 1355847, 1705743, 1733706, 1807796, 2274324, 2711694, 3411486, 3467412, 4067541, 5423388, 5875337, 6822972, 8135082, 11750674, 16270164, 17626011, 23501348, 35252022, 52878033, 70504044, 105756066, 211512132]

約数ペア:

[(1, 211512132), (2, 105756066), (3, 70504044), (4, 52878033), (6, 35252022), (9, 23501348), (12, 17626011), (13, 16270164), (18, 11750674), (26, 8135082), (31, 6822972), (36, 5875337), (39, 5423388), (52, 4067541), (61, 3467412), (62, 3411486), (78, 2711694), (93, 2274324), (117, 1807796), (122, 1733706), (124, 1705743), (156, 1355847), (183, 1155804), (186, 1137162), (234, 903898), (239, 884988), (244, 866853), (279, 758108), (366, 577902), (372, 568581), (403, 524844), (468, 451949), (478, 442494), (549, 385268), (558, 379054), (717, 294996), (732, 288951), (793, 266724), (806, 262422), (956, 221247), (1098, 192634), (1116, 189527), (1209, 174948), (1434, 147498), (1586, 133362), (1612, 131211), (1891, 111852), (2151, 98332), (2196, 96317), (2379, 88908), (2418, 87474), (2868, 73749), (3107, 68076), (3172, 66681), (3627, 58316), (3782, 55926), (4302, 49166), (4758, 44454), (4836, 43737), (5673, 37284), (6214, 34038), (7137, 29636), (7254, 29158), (7409, 28548), (7564, 27963), (8604, 24583), (9321, 22692), (9516, 22227), (11346, 18642), (12428, 17019), (14274, 14818), (14508, 14579)]