28261814

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{6491}}^1$

素因数の和:6811

約数の個数: 16

約数和(自身を含む): 48612096

約数和(自身を除く): 20350282

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 6491, 12982, 45437, 90874, 2018701, 4037402, 14130907, 28261814]

約数ペア:

[(1, 28261814), (2, 14130907), (7, 4037402), (14, 2018701), (311, 90874), (622, 45437), (2177, 12982), (4354, 6491)]