2578631

素因数分解:

${\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 12

約数和(自身を含む): 2875992

約数和(自身を除く): 297361

約数列:

[1, 11, 101, 121, 211, 1111, 2321, 12221, 21311, 25531, 234421, 2578631]

約数ペア:

[(1, 2578631), (11, 234421), (101, 25531), (121, 21311), (211, 12221), (1111, 2321)]