638254074

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{34843}}^1$

素因数の和:34962

約数の個数: 32

約数和(自身を含む): 1324629504

約数和(自身を除く): 686375430

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 213, 258, 426, 3053, 6106, 9159, 18318, 34843, 69686, 104529, 209058, 1498249, 2473853, 2996498, 4494747, 4947706, 7421559, 8989494, 14843118, 106375679, 212751358, 319127037, 638254074]

約数ペア:

[(1, 638254074), (2, 319127037), (3, 212751358), (6, 106375679), (43, 14843118), (71, 8989494), (86, 7421559), (129, 4947706), (142, 4494747), (213, 2996498), (258, 2473853), (426, 1498249), (3053, 209058), (6106, 104529), (9159, 69686), (18318, 34843)]