217335957

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{3541}}^1$

素因数の和:4084

約数の個数: 16

約数和(自身を含む): 297528000

約数和(自身を除く): 80192043

約数列:

[1, 3, 41, 123, 499, 1497, 3541, 10623, 20459, 61377, 145181, 435543, 1766959, 5300877, 72445319, 217335957]

約数ペア:

[(1, 217335957), (3, 72445319), (41, 5300877), (123, 1766959), (499, 435543), (1497, 145181), (3541, 61377), (10623, 20459)]