13506415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{719}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 18567360

約数和(自身を除く): 5060945

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 719, 1105, 1445, 3595, 3757, 9347, 12223, 18785, 46735, 61115, 158899, 207791, 794495, 1038955, 2701283, 13506415]

約数ペア:

[(1, 13506415), (5, 2701283), (13, 1038955), (17, 794495), (65, 207791), (85, 158899), (221, 61115), (289, 46735), (719, 18785), (1105, 12223), (1445, 9347), (3595, 3757)]