7217829

素因数分解:

$3^6\times {\mathrm{9901}}^1$

素因数の和:9919

約数の個数: 14

約数和(自身を含む): 10822886

約数和(自身を除く): 3605057

約数列:

[1, 3, 9, 27, 81, 243, 729, 9901, 29703, 89109, 267327, 801981, 2405943, 7217829]

約数ペア:

[(1, 7217829), (3, 2405943), (9, 801981), (27, 267327), (81, 89109), (243, 29703), (729, 9901)]