87215401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{25903}}^1$

素因数の和:25960

約数の個数: 16

約数和(自身を含む): 110247424

約数和(自身を除く): 23032023

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 25903, 181321, 336739, 958411, 2357173, 6708877, 12459343, 87215401]

約数ペア:

[(1, 87215401), (7, 12459343), (13, 6708877), (37, 2357173), (91, 958411), (259, 336739), (481, 181321), (3367, 25903)]