64890852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21893}}^1$

素因数の和:21932

約数の個数: 48

約数和(自身を含む): 171648960

約数和(自身を除く): 106758108

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 21893, 43786, 65679, 87572, 131358, 262716, 284609, 415967, 569218, 831934, 853827, 1138436, 1247901, 1663868, 1707654, 2495802, 3415308, 4991604, 5407571, 10815142, 16222713, 21630284, 32445426, 64890852]

約数ペア:

[(1, 64890852), (2, 32445426), (3, 21630284), (4, 16222713), (6, 10815142), (12, 5407571), (13, 4991604), (19, 3415308), (26, 2495802), (38, 1707654), (39, 1663868), (52, 1247901), (57, 1138436), (76, 853827), (78, 831934), (114, 569218), (156, 415967), (228, 284609), (247, 262716), (494, 131358), (741, 87572), (988, 65679), (1482, 43786), (2964, 21893)]