87489311

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{15761}}^1$

素因数の和:15842

約数の個数: 16

約数和(自身を含む): 109451328

約数和(自身を除く): 21962017

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 15761, 110327, 204893, 961421, 1434251, 6729947, 12498473, 87489311]

約数ペア:

[(1, 87489311), (7, 12498473), (13, 6729947), (61, 1434251), (91, 961421), (427, 204893), (793, 110327), (5551, 15761)]