1280565559

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2720

約数の個数: 36

約数和(自身を含む): 1641004920

約数和(自身を除く): 360439361

約数列:

[1, 7, 13, 49, 59, 91, 169, 413, 637, 767, 1183, 2621, 2891, 5369, 8281, 9971, 18347, 34073, 37583, 69797, 128429, 154639, 238511, 442949, 488579, 1082473, 1669577, 2010307, 3100643, 7577311, 14072149, 21704501, 26133991, 98505043, 182937937, 1280565559]

約数ペア:

[(1, 1280565559), (7, 182937937), (13, 98505043), (49, 26133991), (59, 21704501), (91, 14072149), (169, 7577311), (413, 3100643), (637, 2010307), (767, 1669577), (1183, 1082473), (2621, 488579), (2891, 442949), (5369, 238511), (8281, 154639), (9971, 128429), (18347, 69797), (34073, 37583)]