13830325

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 17873856

約数和(自身を除く): 4043531

約数列:

[1, 5, 25, 41, 103, 131, 205, 515, 655, 1025, 2575, 3275, 4223, 5371, 13493, 21115, 26855, 67465, 105575, 134275, 337325, 553213, 2766065, 13830325]

約数ペア:

[(1, 13830325), (5, 2766065), (25, 553213), (41, 337325), (103, 134275), (131, 105575), (205, 67465), (515, 26855), (655, 21115), (1025, 13493), (2575, 5371), (3275, 4223)]