23137839

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 16260561

約数列:

[1, 3, 9, 19, 23, 27, 37, 53, 57, 69, 111, 159, 171, 207, 333, 437, 477, 513, 621, 703, 851, 999, 1007, 1219, 1311, 1431, 1961, 2109, 2553, 3021, 3657, 3933, 5883, 6327, 7659, 9063, 10971, 11799, 16169, 17649, 18981, 22977, 23161, 27189, 32913, 37259, 45103, 48507, 52947, 69483, 111777, 135309, 145521, 208449, 335331, 405927, 436563, 625347, 856957, 1005993, 1217781, 2570871, 7712613, 23137839]

約数ペア:

[(1, 23137839), (3, 7712613), (9, 2570871), (19, 1217781), (23, 1005993), (27, 856957), (37, 625347), (53, 436563), (57, 405927), (69, 335331), (111, 208449), (159, 145521), (171, 135309), (207, 111777), (333, 69483), (437, 52947), (477, 48507), (513, 45103), (621, 37259), (703, 32913), (851, 27189), (999, 23161), (1007, 22977), (1219, 18981), (1311, 17649), (1431, 16169), (1961, 11799), (2109, 10971), (2553, 9063), (3021, 7659), (3657, 6327), (3933, 5883)]