11952975

素因数分解:

$3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 19887120

約数和(自身を除く): 7934145

約数列:

[1, 3, 5, 15, 25, 75, 197, 591, 809, 985, 2427, 2955, 4045, 4925, 12135, 14775, 20225, 60675, 159373, 478119, 796865, 2390595, 3984325, 11952975]

約数ペア:

[(1, 11952975), (3, 3984325), (5, 2390595), (15, 796865), (25, 478119), (75, 159373), (197, 60675), (591, 20225), (809, 14775), (985, 12135), (2427, 4925), (2955, 4045)]