2168695

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 2721600

約数和(自身を除く): 552905

約数列:

[1, 5, 41, 71, 149, 205, 355, 745, 2911, 6109, 10579, 14555, 30545, 52895, 433739, 2168695]

約数ペア:

[(1, 2168695), (5, 433739), (41, 52895), (71, 30545), (149, 14555), (205, 10579), (355, 6109), (745, 2911)]