2528271

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 3843840

約数和(自身を除く): 1315569

約数列:

[1, 3, 9, 43, 47, 129, 139, 141, 387, 417, 423, 1251, 2021, 5977, 6063, 6533, 17931, 18189, 19599, 53793, 58797, 280919, 842757, 2528271]

約数ペア:

[(1, 2528271), (3, 842757), (9, 280919), (43, 58797), (47, 53793), (129, 19599), (139, 18189), (141, 17931), (387, 6533), (417, 6063), (423, 5977), (1251, 2021)]