40657281

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47221}}^1$

素因数の和:47272

約数の個数: 16

約数和(自身を含む): 63466368

約数和(自身を除く): 22809087

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 47221, 141663, 330547, 991641, 1936061, 5808183, 13552427, 40657281]

約数ペア:

[(1, 40657281), (3, 13552427), (7, 5808183), (21, 1936061), (41, 991641), (123, 330547), (287, 141663), (861, 47221)]