398490291

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{497491}}^1$

素因数の和:497586

約数の個数: 12

約数和(自身を含む): 582065640

約数和(自身を除く): 183575349

約数列:

[1, 3, 9, 89, 267, 801, 497491, 1492473, 4477419, 44276699, 132830097, 398490291]

約数ペア:

[(1, 398490291), (3, 132830097), (9, 44276699), (89, 4477419), (267, 1492473), (801, 497491)]