720173421

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{7274479}}^1$

素因数の和:7274496

約数の個数: 12

約数和(自身を含む): 1134818880

約数和(自身を除く): 414645459

約数列:

[1, 3, 9, 11, 33, 99, 7274479, 21823437, 65470311, 80019269, 240057807, 720173421]

約数ペア:

[(1, 720173421), (3, 240057807), (9, 80019269), (11, 65470311), (33, 21823437), (99, 7274479)]