311773638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{66533}}^1$

素因数の和:66620

約数の個数: 32

約数和(自身を含む): 689824512

約数和(自身を除く): 378050874

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 66533, 133066, 199599, 399198, 731863, 1463726, 2195589, 4391178, 4723843, 9447686, 14171529, 28343058, 51962273, 103924546, 155886819, 311773638]

約数ペア:

[(1, 311773638), (2, 155886819), (3, 103924546), (6, 51962273), (11, 28343058), (22, 14171529), (33, 9447686), (66, 4723843), (71, 4391178), (142, 2195589), (213, 1463726), (426, 731863), (781, 399198), (1562, 199599), (2343, 133066), (4686, 66533)]