80275941

素因数分解:

$3^4\times {\mathrm{373}}^1\times {\mathrm{2657}}^1$

素因数の和:3042

約数の個数: 20

約数和(自身を含む): 120285132

約数和(自身を除く): 40009191

約数列:

[1, 3, 9, 27, 81, 373, 1119, 2657, 3357, 7971, 10071, 23913, 30213, 71739, 215217, 991061, 2973183, 8919549, 26758647, 80275941]

約数ペア:

[(1, 80275941), (3, 26758647), (9, 8919549), (27, 2973183), (81, 991061), (373, 215217), (1119, 71739), (2657, 30213), (3357, 23913), (7971, 10071)]