748996821

素因数分解:

$3^3\times {\mathrm{71}}^2\times {\mathrm{5503}}^1$

素因数の和:5654

約数の個数: 24

約数和(自身を含む): 1125678080

約数和(自身を除く): 376681259

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 5041, 5503, 15123, 16509, 45369, 49527, 136107, 148581, 390713, 1172139, 3516417, 10549251, 27740623, 83221869, 249665607, 748996821]

約数ペア:

[(1, 748996821), (3, 249665607), (9, 83221869), (27, 27740623), (71, 10549251), (213, 3516417), (639, 1172139), (1917, 390713), (5041, 148581), (5503, 136107), (15123, 49527), (16509, 45369)]