261611704186

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1\times {\mathrm{757}}^1\times {\mathrm{821}}^1$

素因数の和:1975

約数の個数: 64

約数和(自身を含む): 455433663744

約数和(自身を除く): 193821959558

約数列:

[1, 2, 7, 14, 107, 214, 281, 562, 749, 757, 821, 1498, 1514, 1642, 1967, 3934, 5299, 5747, 10598, 11494, 30067, 60134, 80999, 87847, 161998, 175694, 210469, 212717, 230701, 420938, 425434, 461402, 566993, 614929, 621497, 1133986, 1229858, 1242994, 1489019, 1614907, 2978038, 3229814, 4350479, 8700958, 22760719, 24685007, 45521438, 49370014, 66500179, 133000358, 159325033, 172795049, 174640657, 318650066, 345590098, 349281314, 465501253, 931002506, 1222484599, 2444969198, 18686550299, 37373100598, 130805852093, 261611704186]

約数ペア:

[(1, 261611704186), (2, 130805852093), (7, 37373100598), (14, 18686550299), (107, 2444969198), (214, 1222484599), (281, 931002506), (562, 465501253), (749, 349281314), (757, 345590098), (821, 318650066), (1498, 174640657), (1514, 172795049), (1642, 159325033), (1967, 133000358), (3934, 66500179), (5299, 49370014), (5747, 45521438), (10598, 24685007), (11494, 22760719), (30067, 8700958), (60134, 4350479), (80999, 3229814), (87847, 2978038), (161998, 1614907), (175694, 1489019), (210469, 1242994), (212717, 1229858), (230701, 1133986), (420938, 621497), (425434, 614929), (461402, 566993)]