201580533

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12647}}^1$

素因数の和:12694

約数の個数: 48

約数和(自身を含む): 378832896

約数和(自身を除く): 177252363

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 483, 693, 759, 1449, 1771, 2277, 5313, 12647, 15939, 37941, 88529, 113823, 139117, 265587, 290881, 417351, 796761, 872643, 973819, 1252053, 2036167, 2617929, 2921457, 3199691, 6108501, 8764371, 9599073, 18325503, 22397837, 28797219, 67193511, 201580533]

約数ペア:

[(1, 201580533), (3, 67193511), (7, 28797219), (9, 22397837), (11, 18325503), (21, 9599073), (23, 8764371), (33, 6108501), (63, 3199691), (69, 2921457), (77, 2617929), (99, 2036167), (161, 1252053), (207, 973819), (231, 872643), (253, 796761), (483, 417351), (693, 290881), (759, 265587), (1449, 139117), (1771, 113823), (2277, 88529), (5313, 37941), (12647, 15939)]