12867290

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7109}}^1$

素因数の和:7297

約数の個数: 16

約数和(自身を含む): 23292360

約数和(自身を除く): 10425070

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 7109, 14218, 35545, 71090, 1286729, 2573458, 6433645, 12867290]

約数ペア:

[(1, 12867290), (2, 6433645), (5, 2573458), (10, 1286729), (181, 71090), (362, 35545), (905, 14218), (1810, 7109)]