81259444

素因数分解:

$2^2\times 7^4\times {\mathrm{8461}}^1$

素因数の和:8493

約数の個数: 30

約数和(自身を含む): 165914434

約数和(自身を除く): 84654990

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 8461, 9604, 16922, 33844, 59227, 118454, 236908, 414589, 829178, 1658356, 2902123, 5804246, 11608492, 20314861, 40629722, 81259444]

約数ペア:

[(1, 81259444), (2, 40629722), (4, 20314861), (7, 11608492), (14, 5804246), (28, 2902123), (49, 1658356), (98, 829178), (196, 414589), (343, 236908), (686, 118454), (1372, 59227), (2401, 33844), (4802, 16922), (8461, 9604)]