64040115

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2309}}^1$

素因数の和:2403

約数の個数: 24

約数和(自身を含む): 104947920

約数和(自身を除く): 40907805

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1849, 2309, 5547, 6927, 9245, 11545, 27735, 34635, 99287, 297861, 496435, 1489305, 4269341, 12808023, 21346705, 64040115]

約数ペア:

[(1, 64040115), (3, 21346705), (5, 12808023), (15, 4269341), (43, 1489305), (129, 496435), (215, 297861), (645, 99287), (1849, 34635), (2309, 27735), (5547, 11545), (6927, 9245)]