27912865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1783}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 34937856

約数和(自身を除く): 7024991

約数列:

[1, 5, 31, 101, 155, 505, 1783, 3131, 8915, 15655, 55273, 180083, 276365, 900415, 5582573, 27912865]

約数ペア:

[(1, 27912865), (5, 5582573), (31, 900415), (101, 276365), (155, 180083), (505, 55273), (1783, 15655), (3131, 8915)]