42783419

素因数分解:

$7^4\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 20

約数和(自身を含む): 50686896

約数和(自身を除く): 7903477

約数列:

[1, 7, 49, 103, 173, 343, 721, 1211, 2401, 5047, 8477, 17819, 35329, 59339, 124733, 247303, 415373, 873131, 6111917, 42783419]

約数ペア:

[(1, 42783419), (7, 6111917), (49, 873131), (103, 415373), (173, 247303), (343, 124733), (721, 59339), (1211, 35329), (2401, 17819), (5047, 8477)]