207238905

素因数分解:

$3^5\times 5^1\times {\mathrm{281}}^1\times {\mathrm{607}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 374459904

約数和(自身を除く): 167220999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 281, 405, 607, 843, 1215, 1405, 1821, 2529, 3035, 4215, 5463, 7587, 9105, 12645, 16389, 22761, 27315, 37935, 49167, 68283, 81945, 113805, 147501, 170567, 245835, 341415, 511701, 737505, 852835, 1535103, 2558505, 4605309, 7675515, 13815927, 23026545, 41447781, 69079635, 207238905]

約数ペア:

[(1, 207238905), (3, 69079635), (5, 41447781), (9, 23026545), (15, 13815927), (27, 7675515), (45, 4605309), (81, 2558505), (135, 1535103), (243, 852835), (281, 737505), (405, 511701), (607, 341415), (843, 245835), (1215, 170567), (1405, 147501), (1821, 113805), (2529, 81945), (3035, 68283), (4215, 49167), (5463, 37935), (7587, 27315), (9105, 22761), (12645, 16389)]