90877778829

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2143}}^1\times {\mathrm{247993}}^1$

素因数の和:250161

約数の個数: 24

約数和(自身を含む): 138241775360

約数和(自身を除く): 47363996531

約数列:

[1, 3, 9, 19, 57, 171, 2143, 6429, 19287, 40717, 122151, 247993, 366453, 743979, 2231937, 4711867, 14135601, 42406803, 531448999, 1594346997, 4783040991, 10097530981, 30292592943, 90877778829]

約数ペア:

[(1, 90877778829), (3, 30292592943), (9, 10097530981), (19, 4783040991), (57, 1594346997), (171, 531448999), (2143, 42406803), (6429, 14135601), (19287, 4711867), (40717, 2231937), (122151, 743979), (247993, 366453)]