210804385

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{348437}}^1$

素因数の和:348464

約数の個数: 12

約数和(自身を含む): 278053524

約数和(自身を除く): 67249139

約数列:

[1, 5, 11, 55, 121, 605, 348437, 1742185, 3832807, 19164035, 42160877, 210804385]

約数ペア:

[(1, 210804385), (5, 42160877), (11, 19164035), (55, 3832807), (121, 1742185), (605, 348437)]