294780321

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{270689}}^1$

素因数の和:270717

約数の個数: 18

約数和(自身を含む): 468023010

約数和(自身を除く): 173242689

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 270689, 812067, 2436201, 2977579, 8932737, 26798211, 32753369, 98260107, 294780321]

約数ペア:

[(1, 294780321), (3, 98260107), (9, 32753369), (11, 26798211), (33, 8932737), (99, 2977579), (121, 2436201), (363, 812067), (1089, 270689)]