66511081

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 83908104

約数和(自身を除く): 17397023

約数列:

[1, 7, 13, 49, 91, 193, 541, 637, 1351, 2509, 3787, 7033, 9457, 17563, 26509, 49231, 104413, 122941, 344617, 730891, 1357369, 5116237, 9501583, 66511081]

約数ペア:

[(1, 66511081), (7, 9501583), (13, 5116237), (49, 1357369), (91, 730891), (193, 344617), (541, 122941), (637, 104413), (1351, 49231), (2509, 26509), (3787, 17563), (7033, 9457)]