128804555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{13537}}^1$

素因数の和:13726

約数の個数: 16

約数和(自身を含む): 169604064

約数和(自身を除く): 40799509

約数列:

[1, 5, 11, 55, 173, 865, 1903, 9515, 13537, 67685, 148907, 744535, 2341901, 11709505, 25760911, 128804555]

約数ペア:

[(1, 128804555), (5, 25760911), (11, 11709505), (55, 2341901), (173, 744535), (865, 148907), (1903, 67685), (9515, 13537)]