81008478

素因数分解:

$2^1\times 3^3\times {\mathrm{1500157}}^1$

素因数の和:1500168

約数の個数: 16

約数和(自身を含む): 180018960

約数和(自身を除く): 99010482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1500157, 3000314, 4500471, 9000942, 13501413, 27002826, 40504239, 81008478]

約数ペア:

[(1, 81008478), (2, 40504239), (3, 27002826), (6, 13501413), (9, 9000942), (18, 4500471), (27, 3000314), (54, 1500157)]