199974105

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 353059200

約数和(自身を除く): 153085095

約数列:

[1, 3, 5, 9, 15, 45, 137, 163, 199, 411, 489, 597, 685, 815, 995, 1233, 1467, 1791, 2055, 2445, 2985, 6165, 7335, 8955, 22331, 27263, 32437, 66993, 81789, 97311, 111655, 136315, 162185, 200979, 245367, 291933, 334965, 408945, 486555, 1004895, 1226835, 1459665, 4443869, 13331607, 22219345, 39994821, 66658035, 199974105]

約数ペア:

[(1, 199974105), (3, 66658035), (5, 39994821), (9, 22219345), (15, 13331607), (45, 4443869), (137, 1459665), (163, 1226835), (199, 1004895), (411, 486555), (489, 408945), (597, 334965), (685, 291933), (815, 245367), (995, 200979), (1233, 162185), (1467, 136315), (1791, 111655), (2055, 97311), (2445, 81789), (2985, 66993), (6165, 32437), (7335, 27263), (8955, 22331)]