137085021

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 207649920

約数和(自身を除く): 70564899

約数列:

[1, 3, 9, 27, 73, 157, 219, 443, 471, 657, 1329, 1413, 1971, 3987, 4239, 11461, 11961, 32339, 34383, 69551, 97017, 103149, 208653, 291051, 309447, 625959, 873153, 1877877, 5077223, 15231669, 45695007, 137085021]

約数ペア:

[(1, 137085021), (3, 45695007), (9, 15231669), (27, 5077223), (73, 1877877), (157, 873153), (219, 625959), (443, 309447), (471, 291051), (657, 208653), (1329, 103149), (1413, 97017), (1971, 69551), (3987, 34383), (4239, 32339), (11461, 11961)]