2780283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 4075776

約数和(自身を除く): 1295493

約数列:

[1, 3, 11, 33, 173, 487, 519, 1461, 1903, 5357, 5709, 16071, 84251, 252753, 926761, 2780283]

約数ペア:

[(1, 2780283), (3, 926761), (11, 252753), (33, 84251), (173, 16071), (487, 5709), (519, 5357), (1461, 1903)]