201815991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1724923}}^1$

素因数の和:1724942

約数の個数: 12

約数和(自身を含む): 313936168

約数和(自身を除く): 112120177

約数列:

[1, 3, 9, 13, 39, 117, 1724923, 5174769, 15524307, 22423999, 67271997, 201815991]

約数ペア:

[(1, 201815991), (3, 67271997), (9, 22423999), (13, 15524307), (39, 5174769), (117, 1724923)]