61778745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4561}}^1$

素因数の和:4622

約数の個数: 48

約数和(自身を含む): 125254272

約数和(自身を除く): 63475527

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 4561, 13545, 13683, 22805, 31927, 41049, 68415, 95781, 159635, 196123, 205245, 287343, 478905, 588369, 980615, 1372861, 1436715, 1765107, 2941845, 4118583, 6864305, 8825535, 12355749, 20592915, 61778745]

約数ペア:

[(1, 61778745), (3, 20592915), (5, 12355749), (7, 8825535), (9, 6864305), (15, 4118583), (21, 2941845), (35, 1765107), (43, 1436715), (45, 1372861), (63, 980615), (105, 588369), (129, 478905), (215, 287343), (301, 205245), (315, 196123), (387, 159635), (645, 95781), (903, 68415), (1505, 41049), (1935, 31927), (2709, 22805), (4515, 13683), (4561, 13545)]