390368156

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{702101}}^1$

素因数の和:702244

約数の個数: 12

約数和(自身を含む): 688059960

約数和(自身を除く): 297691804

約数列:

[1, 2, 4, 139, 278, 556, 702101, 1404202, 2808404, 97592039, 195184078, 390368156]

約数ペア:

[(1, 390368156), (2, 195184078), (4, 97592039), (139, 2808404), (278, 1404202), (556, 702101)]