40421025

素因数分解:

$3^4\times 5^2\times {\mathrm{19961}}^1$

素因数の和:19983

約数の個数: 30

約数和(自身を含む): 74877462

約数和(自身を除く): 34456437

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 19961, 59883, 99805, 179649, 299415, 499025, 538947, 898245, 1497075, 1616841, 2694735, 4491225, 8084205, 13473675, 40421025]

約数ペア:

[(1, 40421025), (3, 13473675), (5, 8084205), (9, 4491225), (15, 2694735), (25, 1616841), (27, 1497075), (45, 898245), (75, 538947), (81, 499025), (135, 299415), (225, 179649), (405, 99805), (675, 59883), (2025, 19961)]