128513567

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{2143}}^1$

素因数の和:2822

約数の個数: 16

約数和(自身を含む): 158484480

約数和(自身を除く): 29970913

約数列:

[1, 7, 13, 91, 659, 2143, 4613, 8567, 15001, 27859, 59969, 195013, 1412237, 9885659, 18359081, 128513567]

約数ペア:

[(1, 128513567), (7, 18359081), (13, 9885659), (91, 1412237), (659, 195013), (2143, 59969), (4613, 27859), (8567, 15001)]