12252321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 18801120

約数和(自身を除く): 6548799

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 523, 1233, 1569, 2603, 4707, 7809, 9937, 23427, 29811, 71651, 89433, 214953, 644859, 1361369, 4084107, 12252321]

約数ペア:

[(1, 12252321), (3, 4084107), (9, 1361369), (19, 644859), (57, 214953), (137, 89433), (171, 71651), (411, 29811), (523, 23427), (1233, 9937), (1569, 7809), (2603, 4707)]