28611375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5869}}^1$

素因数の和:5900

約数の個数: 32

約数和(自身を含む): 51280320

約数和(自身を除く): 22668945

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 5869, 17607, 29345, 76297, 88035, 146725, 228891, 381485, 440175, 733625, 1144455, 1907425, 2200875, 5722275, 9537125, 28611375]

約数ペア:

[(1, 28611375), (3, 9537125), (5, 5722275), (13, 2200875), (15, 1907425), (25, 1144455), (39, 733625), (65, 440175), (75, 381485), (125, 228891), (195, 146725), (325, 88035), (375, 76297), (975, 29345), (1625, 17607), (4875, 5869)]