3890019

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2690

約数の個数: 16

約数和(自身を含む): 6013440

約数和(自身を除く): 2123421

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 2609, 7827, 18263, 54789, 185239, 555717, 1296673, 3890019]

約数ペア:

[(1, 3890019), (3, 1296673), (7, 555717), (21, 185239), (71, 54789), (213, 18263), (497, 7827), (1491, 2609)]