201505857

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1031}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 316237824

約数和(自身を除く): 114731967

約数列:

[1, 3, 7, 21, 41, 123, 227, 287, 681, 861, 1031, 1589, 3093, 4767, 7217, 9307, 21651, 27921, 42271, 65149, 126813, 195447, 234037, 295897, 702111, 887691, 1638259, 4914777, 9595517, 28786551, 67168619, 201505857]

約数ペア:

[(1, 201505857), (3, 67168619), (7, 28786551), (21, 9595517), (41, 4914777), (123, 1638259), (227, 887691), (287, 702111), (681, 295897), (861, 234037), (1031, 195447), (1589, 126813), (3093, 65149), (4767, 42271), (7217, 27921), (9307, 21651)]