17976795

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 30108672

約数和(自身を除く): 12131877

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 593, 645, 705, 1779, 2021, 2965, 6063, 8895, 10105, 25499, 27871, 30315, 76497, 83613, 127495, 139355, 382485, 418065, 1198453, 3595359, 5992265, 17976795]

約数ペア:

[(1, 17976795), (3, 5992265), (5, 3595359), (15, 1198453), (43, 418065), (47, 382485), (129, 139355), (141, 127495), (215, 83613), (235, 76497), (593, 30315), (645, 27871), (705, 25499), (1779, 10105), (2021, 8895), (2965, 6063)]