28333005

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 46687104

約数和(自身を除く): 18354099

約数列:

[1, 3, 5, 15, 53, 157, 159, 227, 265, 471, 681, 785, 795, 1135, 2355, 3405, 8321, 12031, 24963, 35639, 36093, 41605, 60155, 106917, 124815, 178195, 180465, 534585, 1888867, 5666601, 9444335, 28333005]

約数ペア:

[(1, 28333005), (3, 9444335), (5, 5666601), (15, 1888867), (53, 534585), (157, 180465), (159, 178195), (227, 124815), (265, 106917), (471, 60155), (681, 41605), (785, 36093), (795, 35639), (1135, 24963), (2355, 12031), (3405, 8321)]