2509377

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 3782016

約数和(自身を除く): 1272639

約数列:

[1, 3, 13, 37, 39, 47, 111, 141, 481, 611, 1369, 1443, 1739, 1833, 4107, 5217, 17797, 22607, 53391, 64343, 67821, 193029, 836459, 2509377]

約数ペア:

[(1, 2509377), (3, 836459), (13, 193029), (37, 67821), (39, 64343), (47, 53391), (111, 22607), (141, 17797), (481, 5217), (611, 4107), (1369, 1833), (1443, 1739)]