156717999

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{127103}}^1$

素因数の和:127246

約数の個数: 12

約数和(自身を含む): 228024576

約数和(自身を除く): 71306577

約数列:

[1, 3, 9, 137, 411, 1233, 127103, 381309, 1143927, 17413111, 52239333, 156717999]

約数ペア:

[(1, 156717999), (3, 52239333), (9, 17413111), (137, 1143927), (411, 381309), (1233, 127103)]