64137787

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1493}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 81966816

約数和(自身を除く): 17829029

約数列:

[1, 7, 17, 19, 119, 133, 323, 361, 1493, 2261, 2527, 6137, 10451, 25381, 28367, 42959, 177667, 198569, 482239, 538973, 3375673, 3772811, 9162541, 64137787]

約数ペア:

[(1, 64137787), (7, 9162541), (17, 3772811), (19, 3375673), (119, 538973), (133, 482239), (323, 198569), (361, 177667), (1493, 42959), (2261, 28367), (2527, 25381), (6137, 10451)]