2188875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 3931200

約数和(自身を除く): 1742325

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 449, 975, 1347, 1625, 2245, 4875, 5837, 6735, 11225, 17511, 29185, 33675, 56125, 87555, 145925, 168375, 437775, 729625, 2188875]

約数ペア:

[(1, 2188875), (3, 729625), (5, 437775), (13, 168375), (15, 145925), (25, 87555), (39, 56125), (65, 33675), (75, 29185), (125, 17511), (195, 11225), (325, 6735), (375, 5837), (449, 4875), (975, 2245), (1347, 1625)]