12685256836

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1141171}}^1$

素因数の和:1141579

約数の個数: 24

約数和(自身を含む): 25434441536

約数和(自身を除く): 12749184700

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 1141171, 2282342, 4564684, 7988197, 15976394, 31952788, 453044887, 906089774, 1812179548, 3171314209, 6342628418, 12685256836]

約数ペア:

[(1, 12685256836), (2, 6342628418), (4, 3171314209), (7, 1812179548), (14, 906089774), (28, 453044887), (397, 31952788), (794, 15976394), (1588, 7988197), (2779, 4564684), (5558, 2282342), (11116, 1141171)]