261716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 564480

約数和(自身を除く): 302764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 719, 1438, 2876, 5033, 9347, 10066, 18694, 20132, 37388, 65429, 130858, 261716]

約数ペア:

[(1, 261716), (2, 130858), (4, 65429), (7, 37388), (13, 20132), (14, 18694), (26, 10066), (28, 9347), (52, 5033), (91, 2876), (182, 1438), (364, 719)]