72271661

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{9293}}^1$

素因数の和:9412

約数の個数: 16

約数和(自身を含む): 91006848

約数和(自身を除く): 18735187

約数列:

[1, 7, 11, 77, 101, 707, 1111, 7777, 9293, 65051, 102223, 715561, 938593, 6570151, 10324523, 72271661]

約数ペア:

[(1, 72271661), (7, 10324523), (11, 6570151), (77, 938593), (101, 715561), (707, 102223), (1111, 65051), (7777, 9293)]