172940211

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{77171}}^1$

素因数の和:77263

約数の個数: 16

約数和(自身を含む): 259297920

約数和(自身を除く): 86357709

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 77171, 231513, 694539, 2083617, 6405193, 19215579, 57646737, 172940211]

約数ペア:

[(1, 172940211), (3, 57646737), (9, 19215579), (27, 6405193), (83, 2083617), (249, 694539), (747, 231513), (2241, 77171)]