31977939

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{5059}}^1$

素因数の和:5119

約数の個数: 24

約数和(自身を含む): 50761920

約数和(自身を除く): 18783981

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 5059, 6321, 15177, 35413, 106239, 217537, 247891, 652611, 743673, 1522759, 4568277, 10659313, 31977939]

約数ペア:

[(1, 31977939), (3, 10659313), (7, 4568277), (21, 1522759), (43, 743673), (49, 652611), (129, 247891), (147, 217537), (301, 106239), (903, 35413), (2107, 15177), (5059, 6321)]