15991217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{4027}}^1$

素因数の和:4076

約数の個数: 12

約数和(自身を含む): 18416016

約数和(自身を除く): 2424799

約数列:

[1, 11, 19, 209, 361, 3971, 4027, 44297, 76513, 841643, 1453747, 15991217]

約数ペア:

[(1, 15991217), (11, 1453747), (19, 841643), (209, 76513), (361, 44297), (3971, 4027)]