401022856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{3855989}}^1$

素因数の和:3856008

約数の個数: 16

約数和(自身を含む): 809757900

約数和(自身を除く): 408735044

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3855989, 7711978, 15423956, 30847912, 50127857, 100255714, 200511428, 401022856]

約数ペア:

[(1, 401022856), (2, 200511428), (4, 100255714), (8, 50127857), (13, 30847912), (26, 15423956), (52, 7711978), (104, 3855989)]