7140555

素因数分解:

$3^7\times 5^1\times {\mathrm{653}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 12870720

約数和(自身を除く): 5730165

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 653, 729, 1215, 1959, 2187, 3265, 3645, 5877, 9795, 10935, 17631, 29385, 52893, 88155, 158679, 264465, 476037, 793395, 1428111, 2380185, 7140555]

約数ペア:

[(1, 7140555), (3, 2380185), (5, 1428111), (9, 793395), (15, 476037), (27, 264465), (45, 158679), (81, 88155), (135, 52893), (243, 29385), (405, 17631), (653, 10935), (729, 9795), (1215, 5877), (1959, 3645), (2187, 3265)]