15815135

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 22643712

約数和(自身を除く): 6828577

約数列:

[1, 5, 7, 35, 41, 103, 107, 205, 287, 515, 535, 721, 749, 1435, 3605, 3745, 4223, 4387, 11021, 21115, 21935, 29561, 30709, 55105, 77147, 147805, 153545, 385735, 451861, 2259305, 3163027, 15815135]

約数ペア:

[(1, 15815135), (5, 3163027), (7, 2259305), (35, 451861), (41, 385735), (103, 153545), (107, 147805), (205, 77147), (287, 55105), (515, 30709), (535, 29561), (721, 21935), (749, 21115), (1435, 11021), (3605, 4387), (3745, 4223)]