67756213

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 80175744

約数和(自身を除く): 12419531

約数列:

[1, 7, 37, 131, 259, 917, 1997, 4847, 13979, 33929, 73889, 261607, 517223, 1831249, 9679459, 67756213]

約数ペア:

[(1, 67756213), (7, 9679459), (37, 1831249), (131, 517223), (259, 261607), (917, 73889), (1997, 33929), (4847, 13979)]