31056975

素因数分解:

$3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1536

約数の個数: 36

約数和(自身を含む): 56239456

約数和(自身を除く): 25182481

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 291, 485, 873, 1423, 1455, 2425, 4269, 4365, 7115, 7275, 12807, 21345, 21825, 35575, 64035, 106725, 138031, 320175, 414093, 690155, 1242279, 2070465, 3450775, 6211395, 10352325, 31056975]

約数ペア:

[(1, 31056975), (3, 10352325), (5, 6211395), (9, 3450775), (15, 2070465), (25, 1242279), (45, 690155), (75, 414093), (97, 320175), (225, 138031), (291, 106725), (485, 64035), (873, 35575), (1423, 21825), (1455, 21345), (2425, 12807), (4269, 7275), (4365, 7115)]