39389721

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{8263}}^1$

素因数の和:8500

約数の個数: 16

約数和(自身を含む): 60294144

約数和(自身を除く): 20904423

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 8263, 24789, 57841, 173523, 1875701, 5627103, 13129907, 39389721]

約数ペア:

[(1, 39389721), (3, 13129907), (7, 5627103), (21, 1875701), (227, 173523), (681, 57841), (1589, 24789), (4767, 8263)]