30391749

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1123}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 45823232

約数和(自身を除く): 15431483

約数列:

[1, 3, 9, 31, 93, 97, 279, 291, 873, 1123, 3007, 3369, 9021, 10107, 27063, 34813, 104439, 108931, 313317, 326793, 980379, 3376861, 10130583, 30391749]

約数ペア:

[(1, 30391749), (3, 10130583), (9, 3376861), (31, 980379), (93, 326793), (97, 313317), (279, 108931), (291, 104439), (873, 34813), (1123, 27063), (3007, 10107), (3369, 9021)]