11212521

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 15410304

約数和(自身を除く): 4197783

約数列:

[1, 3, 53, 97, 159, 291, 727, 2181, 5141, 15423, 38531, 70519, 115593, 211557, 3737507, 11212521]

約数ペア:

[(1, 11212521), (3, 3737507), (53, 211557), (97, 115593), (159, 70519), (291, 38531), (727, 15423), (2181, 5141)]