80139657

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 118516608

約数和(自身を除く): 38376951

約数列:

[1, 3, 13, 39, 53, 137, 159, 283, 411, 689, 849, 1781, 2067, 3679, 5343, 7261, 11037, 14999, 21783, 38771, 44997, 94393, 116313, 194987, 283179, 504023, 584961, 1512069, 2054863, 6164589, 26713219, 80139657]

約数ペア:

[(1, 80139657), (3, 26713219), (13, 6164589), (39, 2054863), (53, 1512069), (137, 584961), (159, 504023), (283, 283179), (411, 194987), (689, 116313), (849, 94393), (1781, 44997), (2067, 38771), (3679, 21783), (5343, 14999), (7261, 11037)]