290486581

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{24029}}^1$

素因数の和:24204

約数の個数: 16

約数和(自身を含む): 364487040

約数和(自身を除く): 74000459

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 12089, 24029, 168203, 264319, 1850233, 3772553, 26407871, 41498083, 290486581]

約数ペア:

[(1, 290486581), (7, 41498083), (11, 26407871), (77, 3772553), (157, 1850233), (1099, 264319), (1727, 168203), (12089, 24029)]