215080916

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{2027}}^1$

素因数の和:2719

約数の個数: 24

約数和(自身を含む): 386358336

約数和(自身を除く): 171277420

約数列:

[1, 2, 4, 41, 82, 164, 647, 1294, 2027, 2588, 4054, 8108, 26527, 53054, 83107, 106108, 166214, 332428, 1311469, 2622938, 5245876, 53770229, 107540458, 215080916]

約数ペア:

[(1, 215080916), (2, 107540458), (4, 53770229), (41, 5245876), (82, 2622938), (164, 1311469), (647, 332428), (1294, 166214), (2027, 106108), (2588, 83107), (4054, 53054), (8108, 26527)]