4009779

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 6177600

約数和(自身を除く): 2167821

約数列:

[1, 3, 9, 19, 57, 131, 171, 179, 393, 537, 1179, 1611, 2489, 3401, 7467, 10203, 22401, 23449, 30609, 70347, 211041, 445531, 1336593, 4009779]

約数ペア:

[(1, 4009779), (3, 1336593), (9, 445531), (19, 211041), (57, 70347), (131, 30609), (171, 23449), (179, 22401), (393, 10203), (537, 7467), (1179, 3401), (1611, 2489)]