664381435

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{50581}}^1$

素因数の和:50694

約数の個数: 16

約数和(自身を含む): 830354112

約数和(自身を除く): 165972677

約数列:

[1, 5, 37, 71, 185, 355, 2627, 13135, 50581, 252905, 1871497, 3591251, 9357485, 17956255, 132876287, 664381435]

約数ペア:

[(1, 664381435), (5, 132876287), (37, 17956255), (71, 9357485), (185, 3591251), (355, 1871497), (2627, 252905), (13135, 50581)]