120400911

素因数分解:

$3^{10}\times {\mathrm{2039}}^1$

素因数の和:2069

約数の個数: 22

約数和(自身を含む): 180688920

約数和(自身を除く): 60288009

約数列:

[1, 3, 9, 27, 81, 243, 729, 2039, 2187, 6117, 6561, 18351, 19683, 55053, 59049, 165159, 495477, 1486431, 4459293, 13377879, 40133637, 120400911]

約数ペア:

[(1, 120400911), (3, 40133637), (9, 13377879), (27, 4459293), (81, 1486431), (243, 495477), (729, 165159), (2039, 59049), (2187, 55053), (6117, 19683), (6561, 18351)]