687530896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{106627}}^1$

素因数の和:106679

約数の個数: 40

約数和(自身を含む): 1480849664

約数和(自身を除く): 793318768

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 106627, 213254, 426508, 853016, 1386151, 1706032, 2772302, 3305437, 5544604, 6610874, 11089208, 13221748, 22178416, 26443496, 42970681, 52886992, 85941362, 171882724, 343765448, 687530896]

約数ペア:

[(1, 687530896), (2, 343765448), (4, 171882724), (8, 85941362), (13, 52886992), (16, 42970681), (26, 26443496), (31, 22178416), (52, 13221748), (62, 11089208), (104, 6610874), (124, 5544604), (208, 3305437), (248, 2772302), (403, 1706032), (496, 1386151), (806, 853016), (1612, 426508), (3224, 213254), (6448, 106627)]