91020985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{4127}}^1$

素因数の和:4544

約数の個数: 16

約数和(自身を含む): 119480832

約数和(自身を除く): 28459847

約数列:

[1, 5, 11, 55, 401, 2005, 4127, 4411, 20635, 22055, 45397, 226985, 1654927, 8274635, 18204197, 91020985]

約数ペア:

[(1, 91020985), (5, 18204197), (11, 8274635), (55, 1654927), (401, 226985), (2005, 45397), (4127, 22055), (4411, 20635)]