2019404775

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{5171}}^1$

素因数の和:5352

約数の個数: 48

約数和(自身を含む): 3447779328

約数和(自身を除く): 1428374553

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 127, 205, 381, 615, 635, 1025, 1905, 3075, 3175, 5171, 5207, 9525, 15513, 15621, 25855, 26035, 77565, 78105, 129275, 130175, 212011, 387825, 390525, 636033, 656717, 1060055, 1970151, 3180165, 3283585, 5300275, 9850755, 15900825, 16417925, 26925397, 49253775, 80776191, 134626985, 403880955, 673134925, 2019404775]

約数ペア:

[(1, 2019404775), (3, 673134925), (5, 403880955), (15, 134626985), (25, 80776191), (41, 49253775), (75, 26925397), (123, 16417925), (127, 15900825), (205, 9850755), (381, 5300275), (615, 3283585), (635, 3180165), (1025, 1970151), (1905, 1060055), (3075, 656717), (3175, 636033), (5171, 390525), (5207, 387825), (9525, 212011), (15513, 130175), (15621, 129275), (25855, 78105), (26035, 77565)]