87388191

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23857}}^1$

素因数の和:23911

約数の個数: 24

約数和(自身を含む): 141430224

約数和(自身を除く): 54042033

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 23857, 71571, 214713, 262427, 787281, 882709, 2361843, 2648127, 7944381, 9709799, 29129397, 87388191]

約数ペア:

[(1, 87388191), (3, 29129397), (9, 9709799), (11, 7944381), (33, 2648127), (37, 2361843), (99, 882709), (111, 787281), (333, 262427), (407, 214713), (1221, 71571), (3663, 23857)]