15179625

素因数分解:

$3^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 27840384

約数和(自身を除く): 12660759

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 125, 131, 225, 309, 375, 393, 515, 655, 927, 1125, 1179, 1545, 1965, 2575, 3275, 4635, 5895, 7725, 9825, 12875, 13493, 16375, 23175, 29475, 38625, 40479, 49125, 67465, 115875, 121437, 147375, 202395, 337325, 607185, 1011975, 1686625, 3035925, 5059875, 15179625]

約数ペア:

[(1, 15179625), (3, 5059875), (5, 3035925), (9, 1686625), (15, 1011975), (25, 607185), (45, 337325), (75, 202395), (103, 147375), (125, 121437), (131, 115875), (225, 67465), (309, 49125), (375, 40479), (393, 38625), (515, 29475), (655, 23175), (927, 16375), (1125, 13493), (1179, 12875), (1545, 9825), (1965, 7725), (2575, 5895), (3275, 4635)]