28730426

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1951}}^1$

素因数の和:2189

約数の個数: 16

約数和(自身を含む): 44505600

約数和(自身を除く): 15775174

約数列:

[1, 2, 37, 74, 199, 398, 1951, 3902, 7363, 14726, 72187, 144374, 388249, 776498, 14365213, 28730426]

約数ペア:

[(1, 28730426), (2, 14365213), (37, 776498), (74, 388249), (199, 144374), (398, 72187), (1951, 14726), (3902, 7363)]