28648317

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 13284483

約数列:

[1, 3, 23, 29, 69, 87, 103, 139, 309, 417, 667, 2001, 2369, 2987, 3197, 4031, 7107, 8961, 9591, 12093, 14317, 42951, 68701, 92713, 206103, 278139, 329291, 415193, 987873, 1245579, 9549439, 28648317]

約数ペア:

[(1, 28648317), (3, 9549439), (23, 1245579), (29, 987873), (69, 415193), (87, 329291), (103, 278139), (139, 206103), (309, 92713), (417, 68701), (667, 42951), (2001, 14317), (2369, 12093), (2987, 9591), (3197, 8961), (4031, 7107)]