163740123

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{13567}}^1$

素因数の和:13728

約数の個数: 20

約数和(自身を含む): 246259200

約数和(自身を除く): 82519077

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 13567, 40701, 122103, 366309, 1098927, 2021483, 6064449, 18193347, 54580041, 163740123]

約数ペア:

[(1, 163740123), (3, 54580041), (9, 18193347), (27, 6064449), (81, 2021483), (149, 1098927), (447, 366309), (1341, 122103), (4023, 40701), (12069, 13567)]