398127962

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1\times {\mathrm{2689}}^1$

素因数の和:3281

約数の個数: 16

約数和(自身を含む): 602183400

約数和(自身を除く): 204055438

約数列:

[1, 2, 181, 362, 409, 818, 2689, 5378, 74029, 148058, 486709, 973418, 1099801, 2199602, 199063981, 398127962]

約数ペア:

[(1, 398127962), (2, 199063981), (181, 2199602), (362, 1099801), (409, 973418), (818, 486709), (2689, 148058), (5378, 74029)]