156789742642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317388143}}^1$

素因数の和:317388177

約数の個数: 16

約数和(自身を含む): 266606040960

約数和(自身を除く): 109816298318

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 317388143, 634776286, 4126045859, 6030374717, 8252091718, 12060749434, 78394871321, 156789742642]

約数ペア:

[(1, 156789742642), (2, 78394871321), (13, 12060749434), (19, 8252091718), (26, 6030374717), (38, 4126045859), (247, 634776286), (494, 317388143)]