15691266868

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{28221703}}^1$

素因数の和:28221846

約数の個数: 12

約数和(自身を含む): 27657269920

約数和(自身を除く): 11966003052

約数列:

[1, 2, 4, 139, 278, 556, 28221703, 56443406, 112886812, 3922816717, 7845633434, 15691266868]

約数ペア:

[(1, 15691266868), (2, 7845633434), (4, 3922816717), (139, 112886812), (278, 56443406), (556, 28221703)]