395804591

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19681}}^1$

素因数の和:19731

約数の個数: 24

約数和(自身を含む): 518660064

約数和(自身を除く): 122855473

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1183, 1547, 2873, 19681, 20111, 137767, 255853, 334577, 1790971, 2342039, 3326089, 4349501, 23282623, 30446507, 56543513, 395804591]

約数ペア:

[(1, 395804591), (7, 56543513), (13, 30446507), (17, 23282623), (91, 4349501), (119, 3326089), (169, 2342039), (221, 1790971), (1183, 334577), (1547, 255853), (2873, 137767), (19681, 20111)]