85811516

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12823}}^1$

素因数の和:13073

約数の個数: 24

約数和(自身を含む): 172354560

約数和(自身を除く): 86543044

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 12823, 25646, 51292, 89761, 179522, 359044, 3064697, 6129394, 12258788, 21452879, 42905758, 85811516]

約数ペア:

[(1, 85811516), (2, 42905758), (4, 21452879), (7, 12258788), (14, 6129394), (28, 3064697), (239, 359044), (478, 179522), (956, 89761), (1673, 51292), (3346, 25646), (6692, 12823)]