156911859

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{31189}}^1$

素因数の和:31251

約数の個数: 24

約数和(自身を含む): 249769520

約数和(自身を除く): 92857661

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 31189, 93567, 280701, 405457, 1216371, 1341127, 3649113, 4023381, 12070143, 17434651, 52303953, 156911859]

約数ペア:

[(1, 156911859), (3, 52303953), (9, 17434651), (13, 12070143), (39, 4023381), (43, 3649113), (117, 1341127), (129, 1216371), (387, 405457), (559, 280701), (1677, 93567), (5031, 31189)]