290508757

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{18959}}^1$

素因数の和:19176

約数の個数: 16

約数和(自身を含む): 364032000

約数和(自身を除く): 73523243

約数列:

[1, 7, 11, 77, 199, 1393, 2189, 15323, 18959, 132713, 208549, 1459843, 3772841, 26409887, 41501251, 290508757]

約数ペア:

[(1, 290508757), (7, 41501251), (11, 26409887), (77, 3772841), (199, 1459843), (1393, 208549), (2189, 132713), (15323, 18959)]