261058765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1907}}^1$

素因数の和:2073

約数の個数: 32

約数和(自身を含む): 362672640

約数和(自身を除く): 101613875

約数列:

[1, 5, 11, 19, 55, 95, 131, 209, 655, 1045, 1441, 1907, 2489, 7205, 9535, 12445, 20977, 27379, 36233, 104885, 136895, 181165, 249817, 398563, 1249085, 1992815, 2747987, 4746523, 13739935, 23732615, 52211753, 261058765]

約数ペア:

[(1, 261058765), (5, 52211753), (11, 23732615), (19, 13739935), (55, 4746523), (95, 2747987), (131, 1992815), (209, 1249085), (655, 398563), (1045, 249817), (1441, 181165), (1907, 136895), (2489, 104885), (7205, 36233), (9535, 27379), (12445, 20977)]