81941912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{787903}}^1$

素因数の和:787922

約数の個数: 16

約数和(自身を含む): 165459840

約数和(自身を除く): 83517928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 787903, 1575806, 3151612, 6303224, 10242739, 20485478, 40970956, 81941912]

約数ペア:

[(1, 81941912), (2, 40970956), (4, 20485478), (8, 10242739), (13, 6303224), (26, 3151612), (52, 1575806), (104, 787903)]