20170347

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{641}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 28566432

約数和(自身を除く): 8396085

約数列:

[1, 3, 17, 51, 617, 641, 1851, 1923, 10489, 10897, 31467, 32691, 395497, 1186491, 6723449, 20170347]

約数ペア:

[(1, 20170347), (3, 6723449), (17, 1186491), (51, 395497), (617, 32691), (641, 31467), (1851, 10897), (1923, 10489)]