208342503

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{313}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 314251200

約数和(自身を除く): 105908697

約数列:

[1, 3, 9, 27, 89, 267, 277, 313, 801, 831, 939, 2403, 2493, 2817, 7479, 8451, 24653, 27857, 73959, 83571, 86701, 221877, 250713, 260103, 665631, 752139, 780309, 2340927, 7716389, 23149167, 69447501, 208342503]

約数ペア:

[(1, 208342503), (3, 69447501), (9, 23149167), (27, 7716389), (89, 2340927), (267, 780309), (277, 752139), (313, 665631), (801, 260103), (831, 250713), (939, 221877), (2403, 86701), (2493, 83571), (2817, 73959), (7479, 27857), (8451, 24653)]