15780578

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1154

約数の個数: 24

約数和(自身を含む): 26469660

約数和(自身を除く): 10689082

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1069, 1342, 2138, 7381, 11759, 14762, 23518, 65209, 129349, 130418, 258698, 717299, 1434598, 7890289, 15780578]

約数ペア:

[(1, 15780578), (2, 7890289), (11, 1434598), (22, 717299), (61, 258698), (121, 130418), (122, 129349), (242, 65209), (671, 23518), (1069, 14762), (1342, 11759), (2138, 7381)]