156905915103

素因数分解:

$3^4\times 7^1\times {\mathrm{276730009}}^1$

素因数の和:276730028

約数の個数: 20

約数和(自身を含む): 267874649680

約数和(自身を除く): 110968734577

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 276730009, 830190027, 1937110063, 2490570081, 5811330189, 7471710243, 17433990567, 22415130729, 52301971701, 156905915103]

約数ペア:

[(1, 156905915103), (3, 52301971701), (7, 22415130729), (9, 17433990567), (21, 7471710243), (27, 5811330189), (63, 2490570081), (81, 1937110063), (189, 830190027), (567, 276730009)]