87087781263

素因数分解:

$3^1\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{2181503}}^1$

素因数の和:2183414

約数の個数: 16

約数和(自身を含む): 132775059456

約数和(自身を除く): 45687278193

約数列:

[1, 3, 7, 21, 1901, 5703, 13307, 39921, 2181503, 6544509, 15270521, 45811563, 4147037203, 12441111609, 29029260421, 87087781263]

約数ペア:

[(1, 87087781263), (3, 29029260421), (7, 12441111609), (21, 4147037203), (1901, 45811563), (5703, 15270521), (13307, 6544509), (39921, 2181503)]