828014985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2741}}^1$

素因数の和:2903

約数の個数: 72

約数和(自身を含む): 1682348616

約数和(自身を除く): 854333631

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 137, 147, 245, 315, 411, 441, 685, 735, 959, 1233, 2055, 2205, 2741, 2877, 4795, 6165, 6713, 8223, 8631, 13705, 14385, 19187, 20139, 24669, 33565, 41115, 43155, 57561, 60417, 95935, 100695, 123345, 134309, 172683, 287805, 302085, 375517, 402927, 671545, 863415, 1126551, 1208781, 1877585, 2014635, 2628619, 3379653, 5632755, 6043905, 7885857, 13143095, 16898265, 18400333, 23657571, 39429285, 55200999, 92001665, 118287855, 165602997, 276004995, 828014985]

約数ペア:

[(1, 828014985), (3, 276004995), (5, 165602997), (7, 118287855), (9, 92001665), (15, 55200999), (21, 39429285), (35, 23657571), (45, 18400333), (49, 16898265), (63, 13143095), (105, 7885857), (137, 6043905), (147, 5632755), (245, 3379653), (315, 2628619), (411, 2014635), (441, 1877585), (685, 1208781), (735, 1126551), (959, 863415), (1233, 671545), (2055, 402927), (2205, 375517), (2741, 302085), (2877, 287805), (4795, 172683), (6165, 134309), (6713, 123345), (8223, 100695), (8631, 95935), (13705, 60417), (14385, 57561), (19187, 43155), (20139, 41115), (24669, 33565)]