2017208405

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 2505434976

約数和(自身を除く): 488226571

約数列:

[1, 5, 41, 107, 205, 535, 1681, 2243, 4387, 8405, 11215, 21935, 91963, 179867, 240001, 459815, 899335, 1200005, 3770483, 9840041, 18852415, 49200205, 403441681, 2017208405]

約数ペア:

[(1, 2017208405), (5, 403441681), (41, 49200205), (107, 18852415), (205, 9840041), (535, 3770483), (1681, 1200005), (2243, 899335), (4387, 459815), (8405, 240001), (11215, 179867), (21935, 91963)]