2540547

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 1390653

約数列:

[1, 3, 9, 19, 57, 83, 171, 179, 249, 537, 747, 1577, 1611, 3401, 4731, 10203, 14193, 14857, 30609, 44571, 133713, 282283, 846849, 2540547]

約数ペア:

[(1, 2540547), (3, 846849), (9, 282283), (19, 133713), (57, 44571), (83, 30609), (171, 14857), (179, 14193), (249, 10203), (537, 4731), (747, 3401), (1577, 1611)]