207271475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3331}}^1$

素因数の和:3491

約数の個数: 24

約数和(自身を含む): 272690880

約数和(自身を除く): 65419405

約数列:

[1, 5, 19, 25, 95, 131, 475, 655, 2489, 3275, 3331, 12445, 16655, 62225, 63289, 83275, 316445, 436361, 1582225, 2181805, 8290859, 10909025, 41454295, 207271475]

約数ペア:

[(1, 207271475), (5, 41454295), (19, 10909025), (25, 8290859), (95, 2181805), (131, 1582225), (475, 436361), (655, 316445), (2489, 83275), (3275, 63289), (3331, 62225), (12445, 16655)]