1814643

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:576

約数の個数: 20

約数和(自身を含む): 2779128

約数和(自身を除く): 964485

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 521, 1161, 1563, 3483, 4689, 14067, 22403, 42201, 67209, 201627, 604881, 1814643]

約数ペア:

[(1, 1814643), (3, 604881), (9, 201627), (27, 67209), (43, 42201), (81, 22403), (129, 14067), (387, 4689), (521, 3483), (1161, 1563)]