289751990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2634109}}^1$

素因数の和:2634127

約数の個数: 16

約数和(自身を含む): 568967760

約数和(自身を除く): 279215770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2634109, 5268218, 13170545, 26341090, 28975199, 57950398, 144875995, 289751990]

約数ペア:

[(1, 289751990), (2, 144875995), (5, 57950398), (10, 28975199), (11, 26341090), (22, 13170545), (55, 5268218), (110, 2634109)]