28861839

素因数分解:

$3^8\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 44638776

約数和(自身を除く): 15776937

約数列:

[1, 3, 9, 27, 53, 81, 83, 159, 243, 249, 477, 729, 747, 1431, 2187, 2241, 4293, 4399, 6561, 6723, 12879, 13197, 20169, 38637, 39591, 60507, 115911, 118773, 181521, 347733, 356319, 544563, 1068957, 3206871, 9620613, 28861839]

約数ペア:

[(1, 28861839), (3, 9620613), (9, 3206871), (27, 1068957), (53, 544563), (81, 356319), (83, 347733), (159, 181521), (243, 118773), (249, 115911), (477, 60507), (729, 39591), (747, 38637), (1431, 20169), (2187, 13197), (2241, 12879), (4293, 6723), (4399, 6561)]