27978185844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1\times {\mathrm{2237}}^1$

素因数の和:3886

約数の個数: 144

約数和(自身を含む): 83522589696

約数和(自身を除く): 55544403852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1601, 1953, 2237, 2604, 3202, 3906, 4474, 4803, 6404, 6711, 7812, 8948, 9606, 11207, 13422, 14409, 15659, 19212, 20133, 22414, 26844, 28818, 31318, 33621, 40266, 44828, 46977, 49631, 57636, 62636, 67242, 69347, 80532, 93954, 99262, 100863, 134484, 138694, 140931, 148893, 187908, 198524, 201726, 208041, 277388, 281862, 297786, 347417, 403452, 416082, 446679, 485429, 563724, 595572, 624123, 694834, 832164, 893358, 970858, 1042251, 1248246, 1389668, 1456287, 1786716, 1941716, 2084502, 2496492, 2912574, 3126753, 3581437, 4169004, 4368861, 5825148, 6253506, 7162874, 8737722, 10744311, 12507012, 14325748, 17475444, 21488622, 25070059, 32232933, 42977244, 50140118, 64465866, 75210177, 100280236, 111024547, 128931732, 150420354, 222049094, 225630531, 300840708, 333073641, 444098188, 451261062, 666147282, 777171829, 902522124, 999220923, 1332294564, 1554343658, 1998441846, 2331515487, 3108687316, 3996883692, 4663030974, 6994546461, 9326061948, 13989092922, 27978185844]

約数ペア:

[(1, 27978185844), (2, 13989092922), (3, 9326061948), (4, 6994546461), (6, 4663030974), (7, 3996883692), (9, 3108687316), (12, 2331515487), (14, 1998441846), (18, 1554343658), (21, 1332294564), (28, 999220923), (31, 902522124), (36, 777171829), (42, 666147282), (62, 451261062), (63, 444098188), (84, 333073641), (93, 300840708), (124, 225630531), (126, 222049094), (186, 150420354), (217, 128931732), (252, 111024547), (279, 100280236), (372, 75210177), (434, 64465866), (558, 50140118), (651, 42977244), (868, 32232933), (1116, 25070059), (1302, 21488622), (1601, 17475444), (1953, 14325748), (2237, 12507012), (2604, 10744311), (3202, 8737722), (3906, 7162874), (4474, 6253506), (4803, 5825148), (6404, 4368861), (6711, 4169004), (7812, 3581437), (8948, 3126753), (9606, 2912574), (11207, 2496492), (13422, 2084502), (14409, 1941716), (15659, 1786716), (19212, 1456287), (20133, 1389668), (22414, 1248246), (26844, 1042251), (28818, 970858), (31318, 893358), (33621, 832164), (40266, 694834), (44828, 624123), (46977, 595572), (49631, 563724), (57636, 485429), (62636, 446679), (67242, 416082), (69347, 403452), (80532, 347417), (93954, 297786), (99262, 281862), (100863, 277388), (134484, 208041), (138694, 201726), (140931, 198524), (148893, 187908)]