339957891

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2713}}^1$

素因数の和:2762

約数の個数: 80

約数和(自身を含む): 662042304

約数和(自身を除く): 322084413

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 81, 91, 117, 119, 153, 189, 221, 273, 351, 357, 459, 567, 663, 819, 1053, 1071, 1377, 1547, 1989, 2457, 2713, 3213, 4641, 5967, 7371, 8139, 9639, 13923, 17901, 18991, 24417, 35269, 41769, 46121, 56973, 73251, 105807, 125307, 138363, 170919, 219753, 246883, 317421, 322847, 415089, 512757, 599573, 740649, 952263, 968541, 1245267, 1538271, 1798719, 2221947, 2856789, 2905623, 3735801, 4197011, 5396157, 6665841, 8716869, 12591033, 16188471, 19997523, 26150607, 37773099, 48565413, 113319297, 339957891]

約数ペア:

[(1, 339957891), (3, 113319297), (7, 48565413), (9, 37773099), (13, 26150607), (17, 19997523), (21, 16188471), (27, 12591033), (39, 8716869), (51, 6665841), (63, 5396157), (81, 4197011), (91, 3735801), (117, 2905623), (119, 2856789), (153, 2221947), (189, 1798719), (221, 1538271), (273, 1245267), (351, 968541), (357, 952263), (459, 740649), (567, 599573), (663, 512757), (819, 415089), (1053, 322847), (1071, 317421), (1377, 246883), (1547, 219753), (1989, 170919), (2457, 138363), (2713, 125307), (3213, 105807), (4641, 73251), (5967, 56973), (7371, 46121), (8139, 41769), (9639, 35269), (13923, 24417), (17901, 18991)]