90814971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 137249280

約数和(自身を除く): 46434309

約数列:

[1, 3, 13, 23, 39, 69, 137, 299, 411, 739, 897, 1781, 2217, 3151, 5343, 9453, 9607, 16997, 28821, 40963, 50991, 101243, 122889, 220961, 303729, 662883, 1316159, 2328589, 3948477, 6985767, 30271657, 90814971]

約数ペア:

[(1, 90814971), (3, 30271657), (13, 6985767), (23, 3948477), (39, 2328589), (69, 1316159), (137, 662883), (299, 303729), (411, 220961), (739, 122889), (897, 101243), (1781, 50991), (2217, 40963), (3151, 28821), (5343, 16997), (9453, 9607)]