419742

素因数分解:

$2^1\times 3^4\times {\mathrm{2591}}^1$

素因数の和:2605

約数の個数: 20

約数和(自身を含む): 940896

約数和(自身を除く): 521154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 2591, 5182, 7773, 15546, 23319, 46638, 69957, 139914, 209871, 419742]

約数ペア:

[(1, 419742), (2, 209871), (3, 139914), (6, 69957), (9, 46638), (18, 23319), (27, 15546), (54, 7773), (81, 5182), (162, 2591)]