788894953

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 1091664000

約数和(自身を除く): 302769047

約数列:

[1, 7, 11, 19, 47, 49, 77, 121, 133, 149, 209, 329, 517, 539, 847, 893, 931, 1043, 1463, 1639, 2299, 2303, 2831, 3619, 5687, 5929, 6251, 7003, 7301, 9823, 10241, 11473, 16093, 18029, 19817, 25333, 31141, 39809, 43757, 49021, 68761, 77033, 80311, 108053, 112651, 126203, 133057, 138719, 217987, 278663, 342551, 343147, 481327, 539231, 756371, 847363, 883421, 931399, 1463627, 1525909, 2397857, 3774617, 5294597, 5931541, 6519793, 10245389, 16099897, 16784999, 41520787, 71717723, 112699279, 788894953]

約数ペア:

[(1, 788894953), (7, 112699279), (11, 71717723), (19, 41520787), (47, 16784999), (49, 16099897), (77, 10245389), (121, 6519793), (133, 5931541), (149, 5294597), (209, 3774617), (329, 2397857), (517, 1525909), (539, 1463627), (847, 931399), (893, 883421), (931, 847363), (1043, 756371), (1463, 539231), (1639, 481327), (2299, 343147), (2303, 342551), (2831, 278663), (3619, 217987), (5687, 138719), (5929, 133057), (6251, 126203), (7003, 112651), (7301, 108053), (9823, 80311), (10241, 77033), (11473, 68761), (16093, 49021), (18029, 43757), (19817, 39809), (25333, 31141)]