17910639

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13007}}^1$

素因数の和:13036

約数の個数: 20

約数和(自身を含む): 28331424

約数和(自身を除く): 10420785

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13007, 39021, 117063, 221119, 351189, 663357, 1053567, 1990071, 5970213, 17910639]

約数ペア:

[(1, 17910639), (3, 5970213), (9, 1990071), (17, 1053567), (27, 663357), (51, 351189), (81, 221119), (153, 117063), (459, 39021), (1377, 13007)]