12457845

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2741}}^1$

素因数の和:2853

約数の個数: 24

約数和(自身を含む): 21815352

約数和(自身を除く): 9357507

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 2741, 4545, 8223, 13705, 24669, 41115, 123345, 276841, 830523, 1384205, 2491569, 4152615, 12457845]

約数ペア:

[(1, 12457845), (3, 4152615), (5, 2491569), (9, 1384205), (15, 830523), (45, 276841), (101, 123345), (303, 41115), (505, 24669), (909, 13705), (1515, 8223), (2741, 4545)]