28275527

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1187}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 33530112

約数和(自身を除く): 5254585

約数列:

[1, 7, 41, 83, 287, 581, 1187, 3403, 8309, 23821, 48667, 98521, 340669, 689647, 4039361, 28275527]

約数ペア:

[(1, 28275527), (7, 4039361), (41, 689647), (83, 340669), (287, 98521), (581, 48667), (1187, 23821), (3403, 8309)]