109320921

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{31387}}^1$

素因数の和:31442

約数の個数: 20

約数和(自身を含む): 167109712

約数和(自身を除く): 57788791

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 31387, 94161, 282483, 847449, 1349641, 2542347, 4048923, 12146769, 36440307, 109320921]

約数ペア:

[(1, 109320921), (3, 36440307), (9, 12146769), (27, 4048923), (43, 2542347), (81, 1349641), (129, 847449), (387, 282483), (1161, 94161), (3483, 31387)]