208814091

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{20287}}^1$

素因数の和:20410

約数の個数: 16

約数和(自身を含む): 288251904

約数和(自身を除く): 79437813

約数列:

[1, 3, 47, 73, 141, 219, 3431, 10293, 20287, 60861, 953489, 1480951, 2860467, 4442853, 69604697, 208814091]

約数ペア:

[(1, 208814091), (3, 69604697), (47, 4442853), (73, 2860467), (141, 1480951), (219, 953489), (3431, 60861), (10293, 20287)]