72128907

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{19219}}^1$

素因数の和:19367

約数の個数: 16

約数和(自身を含む): 107632000

約数和(自身を除く): 35503093

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 19219, 57657, 172971, 518913, 2671441, 8014323, 24042969, 72128907]

約数ペア:

[(1, 72128907), (3, 24042969), (9, 8014323), (27, 2671441), (139, 518913), (417, 172971), (1251, 57657), (3753, 19219)]