290401867

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{2179}}^1$

素因数の和:2506

約数の個数: 16

約数和(自身を含む): 337638400

約数和(自身を除く): 47236533

約数列:

[1, 7, 79, 241, 553, 1687, 2179, 15253, 19039, 133273, 172141, 525139, 1204987, 3675973, 41485981, 290401867]

約数ペア:

[(1, 290401867), (7, 41485981), (79, 3675973), (241, 1204987), (553, 525139), (1687, 172141), (2179, 133273), (15253, 19039)]