205218351

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{76261}}^1$

素因数の和:76303

約数の個数: 24

約数和(自身を含む): 333112416

約数和(自身を除く): 127894065

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 76261, 228783, 686349, 991393, 1754003, 2974179, 5262009, 8922537, 15786027, 22802039, 68406117, 205218351]

約数ペア:

[(1, 205218351), (3, 68406117), (9, 22802039), (13, 15786027), (23, 8922537), (39, 5262009), (69, 2974179), (117, 1754003), (207, 991393), (299, 686349), (897, 228783), (2691, 76261)]