1219192389

素因数分解:

$3^2\times {\mathrm{821}}^1\times {\mathrm{165001}}^1$

素因数の和:165828

約数の個数: 12

約数和(自身を含む): 1763211372

約数和(自身を除く): 544018983

約数列:

[1, 3, 9, 821, 2463, 7389, 165001, 495003, 1485009, 135465821, 406397463, 1219192389]

約数ペア:

[(1, 1219192389), (3, 406397463), (9, 135465821), (821, 1485009), (2463, 495003), (7389, 165001)]