331397158

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{2719}}^1$

素因数の和:3279

約数の個数: 16

約数和(自身を含む): 501840000

約数和(自身を除く): 170442842

約数列:

[1, 2, 149, 298, 409, 818, 2719, 5438, 60941, 121882, 405131, 810262, 1112071, 2224142, 165698579, 331397158]

約数ペア:

[(1, 331397158), (2, 165698579), (149, 2224142), (298, 1112071), (409, 810262), (818, 405131), (2719, 121882), (5438, 60941)]