207776387

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1923

約数の個数: 32

約数和(自身を含む): 270842880

約数和(自身を除く): 63066493

約数列:

[1, 7, 13, 29, 43, 91, 203, 301, 377, 559, 1247, 1831, 2639, 3913, 8729, 12817, 16211, 23803, 53099, 78733, 113477, 166621, 371693, 551131, 690287, 1023529, 2283257, 4832009, 7164703, 15982799, 29682341, 207776387]

約数ペア:

[(1, 207776387), (7, 29682341), (13, 15982799), (29, 7164703), (43, 4832009), (91, 2283257), (203, 1023529), (301, 690287), (377, 551131), (559, 371693), (1247, 166621), (1831, 113477), (2639, 78733), (3913, 53099), (8729, 23803), (12817, 16211)]