207228567

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 353239040

約数和(自身を除く): 146010473

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 127, 129, 139, 273, 301, 381, 417, 559, 889, 903, 973, 1651, 1677, 1807, 2667, 2919, 3913, 4953, 5421, 5461, 5977, 11557, 11739, 12649, 16383, 17653, 17931, 34671, 37947, 38227, 41839, 52959, 70993, 77701, 114681, 123571, 125517, 212979, 229489, 233103, 370713, 496951, 543907, 688467, 759079, 1490853, 1606423, 1631721, 2277237, 4819269, 5313553, 9868027, 15940659, 29604081, 69076189, 207228567]

約数ペア:

[(1, 207228567), (3, 69076189), (7, 29604081), (13, 15940659), (21, 9868027), (39, 5313553), (43, 4819269), (91, 2277237), (127, 1631721), (129, 1606423), (139, 1490853), (273, 759079), (301, 688467), (381, 543907), (417, 496951), (559, 370713), (889, 233103), (903, 229489), (973, 212979), (1651, 125517), (1677, 123571), (1807, 114681), (2667, 77701), (2919, 70993), (3913, 52959), (4953, 41839), (5421, 38227), (5461, 37947), (5977, 34671), (11557, 17931), (11739, 17653), (12649, 16383)]