287031812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{20939}}^1$

素因数の和:21115

約数の個数: 24

約数和(自身を含む): 527688000

約数和(自身を除く): 240656188

約数列:

[1, 2, 4, 23, 46, 92, 149, 298, 596, 3427, 6854, 13708, 20939, 41878, 83756, 481597, 963194, 1926388, 3119911, 6239822, 12479644, 71757953, 143515906, 287031812]

約数ペア:

[(1, 287031812), (2, 143515906), (4, 71757953), (23, 12479644), (46, 6239822), (92, 3119911), (149, 1926388), (298, 963194), (596, 481597), (3427, 83756), (6854, 41878), (13708, 20939)]