2786559

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 4096512

約数和(自身を除く): 1309953

約数列:

[1, 3, 19, 31, 57, 83, 93, 249, 361, 589, 1083, 1577, 1767, 2573, 4731, 7719, 11191, 29963, 33573, 48887, 89889, 146661, 928853, 2786559]

約数ペア:

[(1, 2786559), (3, 928853), (19, 146661), (31, 89889), (57, 48887), (83, 33573), (93, 29963), (249, 11191), (361, 7719), (589, 4731), (1083, 2573), (1577, 1767)]