49139909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 64538880

約数和(自身を除く): 15398971

約数列:

[1, 7, 13, 19, 91, 97, 133, 247, 293, 679, 1261, 1729, 1843, 2051, 3809, 5567, 8827, 12901, 23959, 26663, 28421, 38969, 72371, 167713, 198947, 369473, 506597, 539999, 2586311, 3779993, 7019987, 49139909]

約数ペア:

[(1, 49139909), (7, 7019987), (13, 3779993), (19, 2586311), (91, 539999), (97, 506597), (133, 369473), (247, 198947), (293, 167713), (679, 72371), (1261, 38969), (1729, 28421), (1843, 26663), (2051, 23959), (3809, 12901), (5567, 8827)]