7888945136

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{21061}}^1$

素因数の和:21681

約数の個数: 40

約数和(自身を含む): 15685798128

約数和(自身を除く): 7796852992

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 571, 656, 1142, 2284, 4568, 9136, 21061, 23411, 42122, 46822, 84244, 93644, 168488, 187288, 336976, 374576, 863501, 1727002, 3454004, 6908008, 12025831, 13816016, 24051662, 48103324, 96206648, 192413296, 493059071, 986118142, 1972236284, 3944472568, 7888945136]

約数ペア:

[(1, 7888945136), (2, 3944472568), (4, 1972236284), (8, 986118142), (16, 493059071), (41, 192413296), (82, 96206648), (164, 48103324), (328, 24051662), (571, 13816016), (656, 12025831), (1142, 6908008), (2284, 3454004), (4568, 1727002), (9136, 863501), (21061, 374576), (23411, 336976), (42122, 187288), (46822, 168488), (84244, 93644)]