7002207

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:780

約数の個数: 20

約数和(自身を含む): 10553136

約数和(自身を除く): 3550929

約数列:

[1, 3, 9, 27, 81, 137, 411, 631, 1233, 1893, 3699, 5679, 11097, 17037, 51111, 86447, 259341, 778023, 2334069, 7002207]

約数ペア:

[(1, 7002207), (3, 2334069), (9, 778023), (27, 259341), (81, 86447), (137, 51111), (411, 17037), (631, 11097), (1233, 5679), (1893, 3699)]