187890561

素因数分解:

$3^2\times {\mathrm{641}}^1\times {\mathrm{32569}}^1$

素因数の和:33216

約数の個数: 12

約数和(自身を含む): 271829220

約数和(自身を除く): 83938659

約数列:

[1, 3, 9, 641, 1923, 5769, 32569, 97707, 293121, 20876729, 62630187, 187890561]

約数ペア:

[(1, 187890561), (3, 62630187), (9, 20876729), (641, 293121), (1923, 97707), (5769, 32569)]