12857878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3229}}^1$

素因数の和:3423

約数の個数: 16

約数和(自身を含む): 21162960

約数和(自身を除く): 8305082

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3229, 3982, 6458, 35519, 71038, 584449, 1168898, 6428939, 12857878]

約数ペア:

[(1, 12857878), (2, 6428939), (11, 1168898), (22, 584449), (181, 71038), (362, 35519), (1991, 6458), (3229, 3982)]