398889882

素因数分解:

$2^1\times 3^2\times {\mathrm{22160549}}^1$

素因数の和:22160557

約数の個数: 12

約数和(自身を含む): 864261450

約数和(自身を除く): 465371568

約数列:

[1, 2, 3, 6, 9, 18, 22160549, 44321098, 66481647, 132963294, 199444941, 398889882]

約数ペア:

[(1, 398889882), (2, 199444941), (3, 132963294), (6, 66481647), (9, 44321098), (18, 22160549)]