221369196

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{259823}}^1$

素因数の和:259901

約数の個数: 24

約数和(自身を含む): 523805184

約数和(自身を除く): 302435988

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 259823, 519646, 779469, 1039292, 1558938, 3117876, 18447433, 36894866, 55342299, 73789732, 110684598, 221369196]

約数ペア:

[(1, 221369196), (2, 110684598), (3, 73789732), (4, 55342299), (6, 36894866), (12, 18447433), (71, 3117876), (142, 1558938), (213, 1039292), (284, 779469), (426, 519646), (852, 259823)]