87987243

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{2749}}^1$

素因数の和:3026

約数の個数: 16

約数和(自身を含む): 120384000

約数和(自身を除く): 32396757

約数列:

[1, 3, 47, 141, 227, 681, 2749, 8247, 10669, 32007, 129203, 387609, 624023, 1872069, 29329081, 87987243]

約数ペア:

[(1, 87987243), (3, 29329081), (47, 1872069), (141, 624023), (227, 387609), (681, 129203), (2749, 32007), (8247, 10669)]