55991289

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{1801}}^1$

素因数の和:2088

約数の個数: 16

約数和(自身を含む): 76750784

約数和(自身を除く): 20759495

約数列:

[1, 3, 43, 129, 241, 723, 1801, 5403, 10363, 31089, 77443, 232329, 434041, 1302123, 18663763, 55991289]

約数ペア:

[(1, 55991289), (3, 18663763), (43, 1302123), (129, 434041), (241, 232329), (723, 77443), (1801, 31089), (5403, 10363)]