331355128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{86111}}^1$

素因数の和:86167

約数の個数: 32

約数和(自身を含む): 687173760

約数和(自身を除く): 355818632

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 86111, 172222, 344444, 688888, 1119443, 2238886, 3186107, 4477772, 6372214, 8955544, 12744428, 25488856, 41419391, 82838782, 165677564, 331355128]

約数ペア:

[(1, 331355128), (2, 165677564), (4, 82838782), (8, 41419391), (13, 25488856), (26, 12744428), (37, 8955544), (52, 6372214), (74, 4477772), (104, 3186107), (148, 2238886), (296, 1119443), (481, 688888), (962, 344444), (1924, 172222), (3848, 86111)]