165780009

素因数分解:

$3^2\times {\mathrm{439}}^1\times {\mathrm{41959}}^1$

素因数の和:42404

約数の個数: 12

約数和(自身を含む): 240011200

約数和(自身を除く): 74231191

約数列:

[1, 3, 9, 439, 1317, 3951, 41959, 125877, 377631, 18420001, 55260003, 165780009]

約数ペア:

[(1, 165780009), (3, 55260003), (9, 18420001), (439, 377631), (1317, 125877), (3951, 41959)]