47871993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 72705024

約数和(自身を除く): 24833031

約数列:

[1, 3, 13, 23, 39, 69, 83, 249, 299, 643, 897, 1079, 1909, 1929, 3237, 5727, 8359, 14789, 24817, 25077, 44367, 53369, 74451, 160107, 192257, 576771, 693797, 1227487, 2081391, 3682461, 15957331, 47871993]

約数ペア:

[(1, 47871993), (3, 15957331), (13, 3682461), (23, 2081391), (39, 1227487), (69, 693797), (83, 576771), (249, 192257), (299, 160107), (643, 74451), (897, 53369), (1079, 44367), (1909, 25077), (1929, 24817), (3237, 14789), (5727, 8359)]