68804988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{443}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 188270208

約数和(自身を除く): 119465220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 443, 516, 602, 886, 903, 1204, 1329, 1772, 1806, 1849, 2658, 3101, 3612, 3698, 5316, 5547, 6202, 7396, 9303, 11094, 12404, 12943, 18606, 19049, 22188, 25886, 37212, 38098, 38829, 51772, 57147, 76196, 77658, 114294, 133343, 155316, 228588, 266686, 400029, 533372, 800058, 819107, 1600116, 1638214, 2457321, 3276428, 4914642, 5733749, 9829284, 11467498, 17201247, 22934996, 34402494, 68804988]

約数ペア:

[(1, 68804988), (2, 34402494), (3, 22934996), (4, 17201247), (6, 11467498), (7, 9829284), (12, 5733749), (14, 4914642), (21, 3276428), (28, 2457321), (42, 1638214), (43, 1600116), (84, 819107), (86, 800058), (129, 533372), (172, 400029), (258, 266686), (301, 228588), (443, 155316), (516, 133343), (602, 114294), (886, 77658), (903, 76196), (1204, 57147), (1329, 51772), (1772, 38829), (1806, 38098), (1849, 37212), (2658, 25886), (3101, 22188), (3612, 19049), (3698, 18606), (5316, 12943), (5547, 12404), (6202, 11094), (7396, 9303)]