120845879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{21499}}^1$

素因数の和:21590

約数の個数: 16

約数和(自身を含む): 152736000

約数和(自身を除く): 31890121

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 21499, 150493, 236489, 1569427, 1655423, 10985989, 17263697, 120845879]

約数ペア:

[(1, 120845879), (7, 17263697), (11, 10985989), (73, 1655423), (77, 1569427), (511, 236489), (803, 150493), (5621, 21499)]