257548039

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{10223}}^1$

素因数の和:10350

約数の個数: 16

約数和(自身を含む): 304266240

約数和(自身を除く): 46718201

約数列:

[1, 7, 59, 61, 413, 427, 3599, 10223, 25193, 71561, 603157, 623603, 4222099, 4365221, 36792577, 257548039]

約数ペア:

[(1, 257548039), (7, 36792577), (59, 4365221), (61, 4222099), (413, 623603), (427, 603157), (3599, 71561), (10223, 25193)]