12920223085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33559021}}^1$

素因数の和:33559044

約数の個数: 16

約数和(自身を含む): 19329996672

約数和(自身を除く): 6409773587

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 33559021, 167795105, 234913147, 369149231, 1174565735, 1845746155, 2584044617, 12920223085]

約数ペア:

[(1, 12920223085), (5, 2584044617), (7, 1845746155), (11, 1174565735), (35, 369149231), (55, 234913147), (77, 167795105), (385, 33559021)]