81529215

素因数分解:

$3^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{2719}}^1$

素因数の和:4726

約数の個数: 16

約数和(自身を含む): 130560000

約数和(自身を除く): 49030785

約数列:

[1, 3, 5, 15, 1999, 2719, 5997, 8157, 9995, 13595, 29985, 40785, 5435281, 16305843, 27176405, 81529215]

約数ペア:

[(1, 81529215), (3, 27176405), (5, 16305843), (15, 5435281), (1999, 40785), (2719, 29985), (5997, 13595), (8157, 9995)]