201568941

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139109}}^1$

素因数の和:139145

約数の個数: 24

約数和(自身を含む): 347218560

約数和(自身を除く): 145649619

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 139109, 417327, 973763, 1251981, 2921289, 3199507, 8763867, 9598521, 22396549, 28795563, 67189647, 201568941]

約数ペア:

[(1, 201568941), (3, 67189647), (7, 28795563), (9, 22396549), (21, 9598521), (23, 8763867), (63, 3199507), (69, 2921289), (161, 1251981), (207, 973763), (483, 417327), (1449, 139109)]