51728270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1117}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 101907936

約数和(自身を除く): 50179666

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 1117, 2105, 2234, 4210, 4631, 5585, 9262, 11170, 12287, 23155, 24574, 46310, 61435, 122870, 470257, 940514, 2351285, 4702570, 5172827, 10345654, 25864135, 51728270]

約数ペア:

[(1, 51728270), (2, 25864135), (5, 10345654), (10, 5172827), (11, 4702570), (22, 2351285), (55, 940514), (110, 470257), (421, 122870), (842, 61435), (1117, 46310), (2105, 24574), (2234, 23155), (4210, 12287), (4631, 11170), (5585, 9262)]