201568405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{28571}}^1$

素因数の和:28676

約数の個数: 16

約数和(自身を含む): 259205184

約数和(自身を除く): 57636779

約数列:

[1, 5, 17, 83, 85, 415, 1411, 7055, 28571, 142855, 485707, 2371393, 2428535, 11856965, 40313681, 201568405]

約数ペア:

[(1, 201568405), (5, 40313681), (17, 11856965), (83, 2428535), (85, 2371393), (415, 485707), (1411, 142855), (7055, 28571)]