12156937681

素因数分解:

$7^4\times {\mathrm{131}}^1\times {\mathrm{38651}}^1$

素因数の和:38810

約数の個数: 20

約数和(自身を含む): 14290881264

約数和(自身を除く): 2133943583

約数列:

[1, 7, 49, 131, 343, 917, 2401, 6419, 38651, 44933, 270557, 314531, 1893899, 5063281, 13257293, 35442967, 92801051, 248100769, 1736705383, 12156937681]

約数ペア:

[(1, 12156937681), (7, 1736705383), (49, 248100769), (131, 92801051), (343, 35442967), (917, 13257293), (2401, 5063281), (6419, 1893899), (38651, 314531), (44933, 270557)]