520055151

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{16433}}^1$

素因数の和:16591

約数の個数: 32

約数和(自身を含む): 870870528

約数和(自身を除く): 350815377

約数列:

[1, 3, 7, 11, 21, 33, 77, 137, 231, 411, 959, 1507, 2877, 4521, 10549, 16433, 31647, 49299, 115031, 180763, 345093, 542289, 1265341, 2251321, 3796023, 6753963, 15759247, 24764531, 47277741, 74293593, 173351717, 520055151]

約数ペア:

[(1, 520055151), (3, 173351717), (7, 74293593), (11, 47277741), (21, 24764531), (33, 15759247), (77, 6753963), (137, 3796023), (231, 2251321), (411, 1265341), (959, 542289), (1507, 345093), (2877, 180763), (4521, 115031), (10549, 49299), (16433, 31647)]