12809385

素因数分解:

$3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1013}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 22303944

約数和(自身を除く): 9494559

約数列:

[1, 3, 5, 9, 15, 45, 281, 843, 1013, 1405, 2529, 3039, 4215, 5065, 9117, 12645, 15195, 45585, 284653, 853959, 1423265, 2561877, 4269795, 12809385]

約数ペア:

[(1, 12809385), (3, 4269795), (5, 2561877), (9, 1423265), (15, 853959), (45, 284653), (281, 45585), (843, 15195), (1013, 12645), (1405, 9117), (2529, 5065), (3039, 4215)]