12872265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2851}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 24093696

約数和(自身を除く): 11221431

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 2851, 4515, 8553, 14255, 19957, 42765, 59871, 99785, 122593, 299355, 367779, 612965, 858151, 1838895, 2574453, 4290755, 12872265]

約数ペア:

[(1, 12872265), (3, 4290755), (5, 2574453), (7, 1838895), (15, 858151), (21, 612965), (35, 367779), (43, 299355), (105, 122593), (129, 99785), (215, 59871), (301, 42765), (645, 19957), (903, 14255), (1505, 8553), (2851, 4515)]