206568957

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 338038272

約数和(自身を除く): 131469315

約数列:

[1, 3, 7, 21, 23, 49, 69, 107, 147, 161, 321, 483, 571, 749, 1127, 1713, 2247, 2461, 3381, 3997, 5243, 7383, 11991, 13133, 15729, 17227, 27979, 39399, 51681, 61097, 83937, 91931, 120589, 183291, 275793, 361767, 427679, 643517, 1283037, 1405231, 1930551, 2993753, 4215693, 8981259, 9836617, 29509851, 68856319, 206568957]

約数ペア:

[(1, 206568957), (3, 68856319), (7, 29509851), (21, 9836617), (23, 8981259), (49, 4215693), (69, 2993753), (107, 1930551), (147, 1405231), (161, 1283037), (321, 643517), (483, 427679), (571, 361767), (749, 275793), (1127, 183291), (1713, 120589), (2247, 91931), (2461, 83937), (3381, 61097), (3997, 51681), (5243, 39399), (7383, 27979), (11991, 17227), (13133, 15729)]