81146728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{780257}}^1$

素因数の和:780276

約数の個数: 16

約数和(自身を含む): 163854180

約数和(自身を除く): 82707452

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 780257, 1560514, 3121028, 6242056, 10143341, 20286682, 40573364, 81146728]

約数ペア:

[(1, 81146728), (2, 40573364), (4, 20286682), (8, 10143341), (13, 6242056), (26, 3121028), (52, 1560514), (104, 780257)]