12967115

素因数分解:

$5^1\times 7^3\times {\mathrm{7561}}^1$

素因数の和:7587

約数の個数: 16

約数和(自身を含む): 18148800

約数和(自身を除く): 5181685

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 7561, 37805, 52927, 264635, 370489, 1852445, 2593423, 12967115]

約数ペア:

[(1, 12967115), (5, 2593423), (7, 1852445), (35, 370489), (49, 264635), (245, 52927), (343, 37805), (1715, 7561)]