15913887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 25816320

約数和(自身を除く): 9902433

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 1493, 3553, 4479, 10659, 16423, 25381, 28367, 49269, 76143, 85101, 279191, 312037, 482239, 837573, 936111, 1446717, 5304629, 15913887]

約数ペア:

[(1, 15913887), (3, 5304629), (11, 1446717), (17, 936111), (19, 837573), (33, 482239), (51, 312037), (57, 279191), (187, 85101), (209, 76143), (323, 49269), (561, 28367), (627, 25381), (969, 16423), (1493, 10659), (3553, 4479)]