40542551

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 49439520

約数和(自身を除く): 8896969

約数列:

[1, 7, 29, 49, 103, 203, 277, 721, 1421, 1939, 2987, 5047, 8033, 13573, 20909, 28531, 56231, 146363, 199717, 393617, 827399, 1398019, 5791793, 40542551]

約数ペア:

[(1, 40542551), (7, 5791793), (29, 1398019), (49, 827399), (103, 393617), (203, 199717), (277, 146363), (721, 56231), (1421, 28531), (1939, 20909), (2987, 13573), (5047, 8033)]