86356855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2587

約数の個数: 32

約数和(自身を含む): 122024448

約数和(自身を除く): 35667593

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 1105, 2015, 2521, 2635, 6851, 12605, 32773, 34255, 42857, 78151, 163865, 214285, 390755, 557141, 1015963, 1328567, 2785705, 5079815, 6642835, 17271371, 86356855]

約数ペア:

[(1, 86356855), (5, 17271371), (13, 6642835), (17, 5079815), (31, 2785705), (65, 1328567), (85, 1015963), (155, 557141), (221, 390755), (403, 214285), (527, 163865), (1105, 78151), (2015, 42857), (2521, 34255), (2635, 32773), (6851, 12605)]