12828135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 22823424

約数和(自身を除く): 9995289

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 103, 115, 285, 309, 345, 361, 437, 515, 1083, 1311, 1545, 1805, 1957, 2185, 2369, 5415, 5871, 6555, 7107, 8303, 9785, 11845, 24909, 29355, 35535, 37183, 41515, 45011, 111549, 124545, 135033, 185915, 225055, 557745, 675165, 855209, 2565627, 4276045, 12828135]

約数ペア:

[(1, 12828135), (3, 4276045), (5, 2565627), (15, 855209), (19, 675165), (23, 557745), (57, 225055), (69, 185915), (95, 135033), (103, 124545), (115, 111549), (285, 45011), (309, 41515), (345, 37183), (361, 35535), (437, 29355), (515, 24909), (1083, 11845), (1311, 9785), (1545, 8303), (1805, 7107), (1957, 6555), (2185, 5871), (2369, 5415)]