66975596

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{887}}^1$

素因数の和:1373

約数の個数: 24

約数和(自身を含む): 120341760

約数和(自身を除く): 53366164

約数列:

[1, 2, 4, 43, 86, 172, 439, 878, 887, 1756, 1774, 3548, 18877, 37754, 38141, 75508, 76282, 152564, 389393, 778786, 1557572, 16743899, 33487798, 66975596]

約数ペア:

[(1, 66975596), (2, 33487798), (4, 16743899), (43, 1557572), (86, 778786), (172, 389393), (439, 152564), (878, 76282), (887, 75508), (1756, 38141), (1774, 37754), (3548, 18877)]