40440239

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 49248000

約数和(自身を除く): 8807761

約数列:

[1, 7, 29, 49, 149, 191, 203, 1043, 1337, 1421, 4321, 5539, 7301, 9359, 28459, 30247, 38773, 199213, 211729, 271411, 825311, 1394491, 5777177, 40440239]

約数ペア:

[(1, 40440239), (7, 5777177), (29, 1394491), (49, 825311), (149, 271411), (191, 211729), (203, 199213), (1043, 38773), (1337, 30247), (1421, 28459), (4321, 9359), (5539, 7301)]