2122945

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{29}}^1$

素因数の和:78

約数の個数: 20

約数和(自身を含む): 2898900

約数和(自身を除く): 775955

約数列:

[1, 5, 11, 29, 55, 121, 145, 319, 605, 1331, 1595, 3509, 6655, 14641, 17545, 38599, 73205, 192995, 424589, 2122945]

約数ペア:

[(1, 2122945), (5, 424589), (11, 192995), (29, 73205), (55, 38599), (121, 17545), (145, 14641), (319, 6655), (605, 3509), (1331, 1595)]