6991115

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 8739360

約数和(自身を除く): 1748245

約数列:

[1, 5, 41, 67, 205, 335, 509, 2545, 2747, 13735, 20869, 34103, 104345, 170515, 1398223, 6991115]

約数ペア:

[(1, 6991115), (5, 1398223), (41, 170515), (67, 104345), (205, 34103), (335, 20869), (509, 13735), (2545, 2747)]