823875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^3$

素因数の和:57

約数の個数: 32

約数和(自身を含む): 1485120

約数和(自身を除く): 661245

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 845, 975, 1625, 2197, 2535, 4225, 4875, 6591, 10985, 12675, 21125, 32955, 54925, 63375, 164775, 274625, 823875]

約数ペア:

[(1, 823875), (3, 274625), (5, 164775), (13, 63375), (15, 54925), (25, 32955), (39, 21125), (65, 12675), (75, 10985), (125, 6591), (169, 4875), (195, 4225), (325, 2535), (375, 2197), (507, 1625), (845, 975)]