5721471

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 9513504

約数和(自身を除く): 3792033

約数列:

[1, 3, 7, 9, 21, 63, 197, 461, 591, 1379, 1383, 1773, 3227, 4137, 4149, 9681, 12411, 29043, 90817, 272451, 635719, 817353, 1907157, 5721471]

約数ペア:

[(1, 5721471), (3, 1907157), (7, 817353), (9, 635719), (21, 272451), (63, 90817), (197, 29043), (461, 12411), (591, 9681), (1379, 4149), (1383, 4137), (1773, 3227)]