9972975

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 16661632

約数和(自身を除く): 6688657

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1291, 1545, 2575, 3873, 6455, 7725, 19365, 32275, 96825, 132973, 398919, 664865, 1994595, 3324325, 9972975]

約数ペア:

[(1, 9972975), (3, 3324325), (5, 1994595), (15, 664865), (25, 398919), (75, 132973), (103, 96825), (309, 32275), (515, 19365), (1291, 7725), (1545, 6455), (2575, 3873)]