31021875

素因数分解:

$3^2\times 5^5\times {\mathrm{1103}}^1$

素因数の和:1134

約数の個数: 36

約数和(自身を含む): 56058912

約数和(自身を除く): 25037037

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1103, 1125, 1875, 3125, 3309, 5515, 5625, 9375, 9927, 16545, 27575, 28125, 49635, 82725, 137875, 248175, 413625, 689375, 1240875, 2068125, 3446875, 6204375, 10340625, 31021875]

約数ペア:

[(1, 31021875), (3, 10340625), (5, 6204375), (9, 3446875), (15, 2068125), (25, 1240875), (45, 689375), (75, 413625), (125, 248175), (225, 137875), (375, 82725), (625, 49635), (1103, 28125), (1125, 27575), (1875, 16545), (3125, 9927), (3309, 9375), (5515, 5625)]