7217199

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{72901}}^1$

素因数の和:72918

約数の個数: 12

約数和(自身を含む): 11372712

約数和(自身を除く): 4155513

約数列:

[1, 3, 9, 11, 33, 99, 72901, 218703, 656109, 801911, 2405733, 7217199]

約数ペア:

[(1, 7217199), (3, 2405733), (9, 801911), (11, 656109), (33, 218703), (99, 72901)]