8561319

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 13406400

約数和(自身を除く): 4845081

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 349, 481, 629, 663, 1047, 1443, 1887, 4537, 5933, 8177, 12913, 13611, 17799, 24531, 38739, 77129, 167869, 219521, 231387, 503607, 658563, 2853773, 8561319]

約数ペア:

[(1, 8561319), (3, 2853773), (13, 658563), (17, 503607), (37, 231387), (39, 219521), (51, 167869), (111, 77129), (221, 38739), (349, 24531), (481, 17799), (629, 13611), (663, 12913), (1047, 8177), (1443, 5933), (1887, 4537)]