123720561

素因数分解:

$3^3\times {\mathrm{607}}^1\times {\mathrm{7549}}^1$

素因数の和:8165

約数の個数: 16

約数和(自身を含む): 183616000

約数和(自身を除く): 59895439

約数列:

[1, 3, 9, 27, 607, 1821, 5463, 7549, 16389, 22647, 67941, 203823, 4582243, 13746729, 41240187, 123720561]

約数ペア:

[(1, 123720561), (3, 41240187), (9, 13746729), (27, 4582243), (607, 203823), (1821, 67941), (5463, 22647), (7549, 16389)]