8421478456

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{6458189}}^1$

素因数の和:6458358

約数の個数: 16

約数和(自身を含む): 15887147400

約数和(自身を除く): 7465668944

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 6458189, 12916378, 25832756, 51665512, 1052684807, 2105369614, 4210739228, 8421478456]

約数ペア:

[(1, 8421478456), (2, 4210739228), (4, 2105369614), (8, 1052684807), (163, 51665512), (326, 25832756), (652, 12916378), (1304, 6458189)]