1321804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{2731}}^1$

素因数の和:2757

約数の個数: 18

約数和(自身を含む): 2543492

約数和(自身を除く): 1221688

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 2731, 5462, 10924, 30041, 60082, 120164, 330451, 660902, 1321804]

約数ペア:

[(1, 1321804), (2, 660902), (4, 330451), (11, 120164), (22, 60082), (44, 30041), (121, 10924), (242, 5462), (484, 2731)]