61217217

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 89987040

約数和(自身を除く): 28769823

約数列:

[1, 3, 9, 131, 137, 379, 393, 411, 1137, 1179, 1233, 3411, 17947, 49649, 51923, 53841, 148947, 155769, 161523, 446841, 467307, 6801913, 20405739, 61217217]

約数ペア:

[(1, 61217217), (3, 20405739), (9, 6801913), (131, 467307), (137, 446841), (379, 161523), (393, 155769), (411, 148947), (1137, 53841), (1179, 51923), (1233, 49649), (3411, 17947)]