78979612

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{1097}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 142037280

約数和(自身を除く): 63057668

約数列:

[1, 2, 4, 41, 82, 164, 439, 878, 1097, 1756, 2194, 4388, 17999, 35998, 44977, 71996, 89954, 179908, 481583, 963166, 1926332, 19744903, 39489806, 78979612]

約数ペア:

[(1, 78979612), (2, 39489806), (4, 19744903), (41, 1926332), (82, 963166), (164, 481583), (439, 179908), (878, 89954), (1097, 71996), (1756, 44977), (2194, 35998), (4388, 17999)]