67893021

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7753}}^1$

素因数の和:7905

約数の個数: 24

約数和(自身を含む): 112898240

約数和(自身を除く): 45005219

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 7753, 8757, 23259, 54271, 69777, 162813, 488439, 1077667, 3233001, 7543669, 9699003, 22631007, 67893021]

約数ペア:

[(1, 67893021), (3, 22631007), (7, 9699003), (9, 7543669), (21, 3233001), (63, 1077667), (139, 488439), (417, 162813), (973, 69777), (1251, 54271), (2919, 23259), (7753, 8757)]