28486125

素因数分解:

$3^2\times 5^3\times {\mathrm{25321}}^1$

素因数の和:25342

約数の個数: 24

約数和(自身を含む): 51353016

約数和(自身を除く): 22866891

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 25321, 75963, 126605, 227889, 379815, 633025, 1139445, 1899075, 3165125, 5697225, 9495375, 28486125]

約数ペア:

[(1, 28486125), (3, 9495375), (5, 5697225), (9, 3165125), (15, 1899075), (25, 1139445), (45, 633025), (75, 379815), (125, 227889), (225, 126605), (375, 75963), (1125, 25321)]