72811527

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{613}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 104050896

約数和(自身を除く): 31239369

約数列:

[1, 3, 17, 51, 137, 289, 411, 613, 867, 1839, 2329, 6987, 10421, 31263, 39593, 83981, 118779, 177157, 251943, 531471, 1427677, 4283031, 24270509, 72811527]

約数ペア:

[(1, 72811527), (3, 24270509), (17, 4283031), (51, 1427677), (137, 531471), (289, 251943), (411, 177157), (613, 118779), (867, 83981), (1839, 39593), (2329, 31263), (6987, 10421)]