28276769

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 32141160

約数和(自身を除く): 3864391

約数列:

[1, 19, 29, 37, 73, 361, 551, 703, 1073, 1387, 2117, 2701, 10469, 13357, 20387, 26353, 40223, 51319, 78329, 387353, 764237, 975061, 1488251, 28276769]

約数ペア:

[(1, 28276769), (19, 1488251), (29, 975061), (37, 764237), (73, 387353), (361, 78329), (551, 51319), (703, 40223), (1073, 26353), (1387, 20387), (2117, 13357), (2701, 10469)]