440478

素因数分解:

$2^1\times 3^4\times {\mathrm{2719}}^1$

素因数の和:2733

約数の個数: 20

約数和(自身を含む): 987360

約数和(自身を除く): 546882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 2719, 5438, 8157, 16314, 24471, 48942, 73413, 146826, 220239, 440478]

約数ペア:

[(1, 440478), (2, 220239), (3, 146826), (6, 73413), (9, 48942), (18, 24471), (27, 16314), (54, 8157), (81, 5438), (162, 2719)]