8121375

素因数分解:

$3^2\times 5^3\times {\mathrm{7219}}^1$

素因数の和:7240

約数の個数: 24

約数和(自身を含む): 14642160

約数和(自身を除く): 6520785

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 7219, 21657, 36095, 64971, 108285, 180475, 324855, 541425, 902375, 1624275, 2707125, 8121375]

約数ペア:

[(1, 8121375), (3, 2707125), (5, 1624275), (9, 902375), (15, 541425), (25, 324855), (45, 180475), (75, 108285), (125, 64971), (225, 36095), (375, 21657), (1125, 7219)]