2660147987523

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5653}}^1\times {\mathrm{635051}}^1$

素因数の和:640739

約数の個数: 32

約数和(自身を含む): 4021454088960

約数和(自身を除く): 1361306101437

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 5653, 16959, 73489, 107407, 220467, 322221, 635051, 1396291, 1905153, 4188873, 8255663, 12065969, 24766989, 36197907, 156857597, 470572791, 3589943303, 10769829909, 46669262939, 68208922757, 140007788817, 204626768271, 886715995841, 2660147987523]

約数ペア:

[(1, 2660147987523), (3, 886715995841), (13, 204626768271), (19, 140007788817), (39, 68208922757), (57, 46669262939), (247, 10769829909), (741, 3589943303), (5653, 470572791), (16959, 156857597), (73489, 36197907), (107407, 24766989), (220467, 12065969), (322221, 8255663), (635051, 4188873), (1396291, 1905153)]