15565212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 43010240

約数和(自身を除く): 27445028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 234, 237, 316, 421, 468, 474, 711, 842, 948, 1027, 1263, 1422, 1684, 2054, 2526, 2844, 3081, 3789, 4108, 5052, 5473, 6162, 7578, 9243, 10946, 12324, 15156, 16419, 18486, 21892, 32838, 33259, 36972, 49257, 65676, 66518, 98514, 99777, 133036, 197028, 199554, 299331, 399108, 432367, 598662, 864734, 1197324, 1297101, 1729468, 2594202, 3891303, 5188404, 7782606, 15565212]

約数ペア:

[(1, 15565212), (2, 7782606), (3, 5188404), (4, 3891303), (6, 2594202), (9, 1729468), (12, 1297101), (13, 1197324), (18, 864734), (26, 598662), (36, 432367), (39, 399108), (52, 299331), (78, 199554), (79, 197028), (117, 133036), (156, 99777), (158, 98514), (234, 66518), (237, 65676), (316, 49257), (421, 36972), (468, 33259), (474, 32838), (711, 21892), (842, 18486), (948, 16419), (1027, 15156), (1263, 12324), (1422, 10946), (1684, 9243), (2054, 7578), (2526, 6162), (2844, 5473), (3081, 5052), (3789, 4108)]