38990495

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2134

約数の個数: 16

約数和(自身を含む): 48384000

約数和(自身を除く): 9393505

約数列:

[1, 5, 47, 83, 235, 415, 1999, 3901, 9995, 19505, 93953, 165917, 469765, 829585, 7798099, 38990495]

約数ペア:

[(1, 38990495), (5, 7798099), (47, 829585), (83, 469765), (235, 165917), (415, 93953), (1999, 19505), (3901, 9995)]