207459747

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 343699200

約数和(自身を除く): 136239453

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 179, 207, 253, 509, 537, 759, 1527, 1611, 1969, 2277, 4117, 4581, 5599, 5907, 11707, 12351, 16797, 17721, 35121, 37053, 45287, 50391, 91111, 105363, 128777, 135861, 273333, 386331, 407583, 819999, 1002221, 1158993, 2095553, 3006663, 6286659, 9019989, 18859977, 23051083, 69153249, 207459747]

約数ペア:

[(1, 207459747), (3, 69153249), (9, 23051083), (11, 18859977), (23, 9019989), (33, 6286659), (69, 3006663), (99, 2095553), (179, 1158993), (207, 1002221), (253, 819999), (509, 407583), (537, 386331), (759, 273333), (1527, 135861), (1611, 128777), (1969, 105363), (2277, 91111), (4117, 50391), (4581, 45287), (5599, 37053), (5907, 35121), (11707, 17721), (12351, 16797)]