56178081

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8539}}^1$

素因数の和:8605

約数の個数: 24

約数和(自身を含む): 87927840

約数和(自身を除く): 31749759

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 8539, 25617, 76851, 145163, 367177, 435489, 1101531, 1306467, 3304593, 6242009, 18726027, 56178081]

約数ペア:

[(1, 56178081), (3, 18726027), (9, 6242009), (17, 3304593), (43, 1306467), (51, 1101531), (129, 435489), (153, 367177), (387, 145163), (731, 76851), (2193, 25617), (6579, 8539)]