3718125

素因数分解:

$3^2\times 5^4\times {\mathrm{661}}^1$

素因数の和:687

約数の個数: 30

約数和(自身を含む): 6721286

約数和(自身を除く): 3003161

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 661, 1125, 1875, 1983, 3305, 5625, 5949, 9915, 16525, 29745, 49575, 82625, 148725, 247875, 413125, 743625, 1239375, 3718125]

約数ペア:

[(1, 3718125), (3, 1239375), (5, 743625), (9, 413125), (15, 247875), (25, 148725), (45, 82625), (75, 49575), (125, 29745), (225, 16525), (375, 9915), (625, 5949), (661, 5625), (1125, 3305), (1875, 1983)]