13043751

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 20478960

約数和(自身を除く): 7435209

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 997, 1869, 2991, 4361, 6979, 13083, 20937, 48853, 88733, 146559, 266199, 621131, 1863393, 4347917, 13043751]

約数ペア:

[(1, 13043751), (3, 4347917), (7, 1863393), (21, 621131), (49, 266199), (89, 146559), (147, 88733), (267, 48853), (623, 20937), (997, 13083), (1869, 6979), (2991, 4361)]