51091005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1497

約数の個数: 32

約数和(自身を含む): 93708288

約数和(自身を除く): 42617283

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 491, 991, 1473, 2455, 2973, 3437, 4955, 6937, 7365, 10311, 14865, 17185, 20811, 34685, 51555, 104055, 486581, 1459743, 2432905, 3406067, 7298715, 10218201, 17030335, 51091005]

約数ペア:

[(1, 51091005), (3, 17030335), (5, 10218201), (7, 7298715), (15, 3406067), (21, 2432905), (35, 1459743), (105, 486581), (491, 104055), (991, 51555), (1473, 34685), (2455, 20811), (2973, 17185), (3437, 14865), (4955, 10311), (6937, 7365)]