8620875

素因数分解:

$3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 15899520

約数和(自身を除く): 7278645

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 97, 125, 225, 237, 291, 375, 395, 485, 711, 873, 1125, 1185, 1455, 1975, 2425, 3555, 4365, 5925, 7275, 7663, 9875, 12125, 17775, 21825, 22989, 29625, 36375, 38315, 68967, 88875, 109125, 114945, 191575, 344835, 574725, 957875, 1724175, 2873625, 8620875]

約数ペア:

[(1, 8620875), (3, 2873625), (5, 1724175), (9, 957875), (15, 574725), (25, 344835), (45, 191575), (75, 114945), (79, 109125), (97, 88875), (125, 68967), (225, 38315), (237, 36375), (291, 29625), (375, 22989), (395, 21825), (485, 17775), (711, 12125), (873, 9875), (1125, 7663), (1185, 7275), (1455, 5925), (1975, 4365), (2425, 3555)]