157470723

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{18169}}^1$

素因数の和:18288

約数の個数: 20

約数和(自身を含む): 237445560

約数和(自身を除く): 79974837

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 18169, 54507, 163521, 490563, 1471689, 1944083, 5832249, 17496747, 52490241, 157470723]

約数ペア:

[(1, 157470723), (3, 52490241), (9, 17496747), (27, 5832249), (81, 1944083), (107, 1471689), (321, 490563), (963, 163521), (2889, 54507), (8667, 18169)]