7981253278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{23293}}^1$

素因数の和:23512

約数の個数: 32

約数和(自身を含む): 12880650240

約数和(自身を除く): 4899396962

約数列:

[1, 2, 19, 38, 71, 127, 142, 254, 1349, 2413, 2698, 4826, 9017, 18034, 23293, 46586, 171323, 342646, 442567, 885134, 1653803, 2958211, 3307606, 5916422, 31422257, 56206009, 62844514, 112412018, 210032981, 420065962, 3990626639, 7981253278]

約数ペア:

[(1, 7981253278), (2, 3990626639), (19, 420065962), (38, 210032981), (71, 112412018), (127, 62844514), (142, 56206009), (254, 31422257), (1349, 5916422), (2413, 3307606), (2698, 2958211), (4826, 1653803), (9017, 885134), (18034, 442567), (23293, 342646), (46586, 171323)]