157400789

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2399}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 199180800

約数和(自身を除く): 41780011

約数列:

[1, 7, 13, 49, 91, 103, 637, 721, 1339, 2399, 5047, 9373, 16793, 31187, 65611, 117551, 218309, 247097, 1528163, 1729679, 3212261, 12107753, 22485827, 157400789]

約数ペア:

[(1, 157400789), (7, 22485827), (13, 12107753), (49, 3212261), (91, 1729679), (103, 1528163), (637, 247097), (721, 218309), (1339, 117551), (2399, 65611), (5047, 31187), (9373, 16793)]