138140739

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{126851}}^1$

素因数の和:126879

約数の個数: 18

約数和(自身を含む): 219327108

約数和(自身を除く): 81186369

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 126851, 380553, 1141659, 1395361, 4186083, 12558249, 15348971, 46046913, 138140739]

約数ペア:

[(1, 138140739), (3, 46046913), (9, 15348971), (11, 12558249), (33, 4186083), (99, 1395361), (121, 1141659), (363, 380553), (1089, 126851)]