12840918

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 26687232

約数和(自身を除く): 13846314

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 213, 258, 426, 701, 1402, 2103, 3053, 4206, 6106, 9159, 18318, 30143, 49771, 60286, 90429, 99542, 149313, 180858, 298626, 2140153, 4280306, 6420459, 12840918]

約数ペア:

[(1, 12840918), (2, 6420459), (3, 4280306), (6, 2140153), (43, 298626), (71, 180858), (86, 149313), (129, 99542), (142, 90429), (213, 60286), (258, 49771), (426, 30143), (701, 18318), (1402, 9159), (2103, 6106), (3053, 4206)]