397125

素因数分解:

$3^2\times 5^3\times {\mathrm{353}}^1$

素因数の和:374

約数の個数: 24

約数和(自身を含む): 717912

約数和(自身を除く): 320787

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 353, 375, 1059, 1125, 1765, 3177, 5295, 8825, 15885, 26475, 44125, 79425, 132375, 397125]

約数ペア:

[(1, 397125), (3, 132375), (5, 79425), (9, 44125), (15, 26475), (25, 15885), (45, 8825), (75, 5295), (125, 3177), (225, 1765), (353, 1125), (375, 1059)]