28426384

素因数分解:

$2^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{719}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 63210240

約数和(自身を除く): 34783856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 353, 706, 719, 1412, 1438, 2471, 2824, 2876, 4942, 5033, 5648, 5752, 9884, 10066, 11504, 19768, 20132, 39536, 40264, 80528, 253807, 507614, 1015228, 1776649, 2030456, 3553298, 4060912, 7106596, 14213192, 28426384]

約数ペア:

[(1, 28426384), (2, 14213192), (4, 7106596), (7, 4060912), (8, 3553298), (14, 2030456), (16, 1776649), (28, 1015228), (56, 507614), (112, 253807), (353, 80528), (706, 40264), (719, 39536), (1412, 20132), (1438, 19768), (2471, 11504), (2824, 10066), (2876, 9884), (4942, 5752), (5033, 5648)]