5428865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^4$

素因数の和:86

約数の個数: 20

約数和(自身を含む): 7454244

約数和(自身を除く): 2025379

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 3757, 4913, 18785, 24565, 63869, 83521, 319345, 417605, 1085773, 5428865]

約数ペア:

[(1, 5428865), (5, 1085773), (13, 417605), (17, 319345), (65, 83521), (85, 63869), (221, 24565), (289, 18785), (1105, 4913), (1445, 3757)]