871875

素因数分解:

$3^2\times 5^5\times {\mathrm{31}}^1$

素因数の和:62

約数の個数: 36

約数和(自身を含む): 1624896

約数和(自身を除く): 753021

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 465, 625, 775, 1125, 1395, 1875, 2325, 3125, 3875, 5625, 6975, 9375, 11625, 19375, 28125, 34875, 58125, 96875, 174375, 290625, 871875]

約数ペア:

[(1, 871875), (3, 290625), (5, 174375), (9, 96875), (15, 58125), (25, 34875), (31, 28125), (45, 19375), (75, 11625), (93, 9375), (125, 6975), (155, 5625), (225, 3875), (279, 3125), (375, 2325), (465, 1875), (625, 1395), (775, 1125)]