1280996829

素因数分解:

$3^3\times 7^1\times {\mathrm{2251}}^1\times {\mathrm{3011}}^1$

素因数の和:5278

約数の個数: 32

約数和(自身を含む): 2170567680

約数和(自身を除く): 889570851

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2251, 3011, 6753, 9033, 15757, 20259, 21077, 27099, 47271, 60777, 63231, 81297, 141813, 189693, 425439, 569079, 6777761, 20333283, 47444327, 60999849, 142332981, 182999547, 426998943, 1280996829]

約数ペア:

[(1, 1280996829), (3, 426998943), (7, 182999547), (9, 142332981), (21, 60999849), (27, 47444327), (63, 20333283), (189, 6777761), (2251, 569079), (3011, 425439), (6753, 189693), (9033, 141813), (15757, 81297), (20259, 63231), (21077, 60777), (27099, 47271)]