81014668

素因数分解:

$2^2\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{2609}}^1$

素因数の和:3729

約数の個数: 24

約数和(自身を含む): 162237600

約数和(自身を除く): 81222932

約数列:

[1, 2, 4, 7, 14, 28, 1109, 2218, 2609, 4436, 5218, 7763, 10436, 15526, 18263, 31052, 36526, 73052, 2893381, 5786762, 11573524, 20253667, 40507334, 81014668]

約数ペア:

[(1, 81014668), (2, 40507334), (4, 20253667), (7, 11573524), (14, 5786762), (28, 2893381), (1109, 73052), (2218, 36526), (2609, 31052), (4436, 18263), (5218, 15526), (7763, 10436)]