81391274

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{3557}}^1$

素因数の和:4249

約数の個数: 16

約数和(自身を含む): 129496968

約数和(自身を除く): 48105694

約数列:

[1, 2, 17, 34, 673, 1346, 3557, 7114, 11441, 22882, 60469, 120938, 2393861, 4787722, 40695637, 81391274]

約数ペア:

[(1, 81391274), (2, 40695637), (17, 4787722), (34, 2393861), (673, 120938), (1346, 60469), (3557, 22882), (7114, 11441)]