2720361

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{461}}^1$

素因数の和:752

約数の個数: 16

約数和(自身を含む): 4169088

約数和(自身を除く): 1448727

約数列:

[1, 3, 7, 21, 281, 461, 843, 1383, 1967, 3227, 5901, 9681, 129541, 388623, 906787, 2720361]

約数ペア:

[(1, 2720361), (3, 906787), (7, 388623), (21, 129541), (281, 9681), (461, 5901), (843, 3227), (1383, 1967)]