420910125

素因数分解:

$3^1\times 5^3\times {\mathrm{1122427}}^1$

素因数の和:1122445

約数の個数: 16

約数和(自身を含む): 700395072

約数和(自身を除く): 279484947

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 1122427, 3367281, 5612135, 16836405, 28060675, 84182025, 140303375, 420910125]

約数ペア:

[(1, 420910125), (3, 140303375), (5, 84182025), (15, 28060675), (25, 16836405), (75, 5612135), (125, 3367281), (375, 1122427)]