208119985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{11527}}^1$

素因数の和:11712

約数の個数: 16

約数和(自身を含む): 262285056

約数和(自身を除く): 54165071

約数列:

[1, 5, 23, 115, 157, 785, 3611, 11527, 18055, 57635, 265121, 1325605, 1809739, 9048695, 41623997, 208119985]

約数ペア:

[(1, 208119985), (5, 41623997), (23, 9048695), (115, 1809739), (157, 1325605), (785, 265121), (3611, 57635), (11527, 18055)]