26784981

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 39752856

約数和(自身を除く): 12967875

約数列:

[1, 3, 9, 53, 159, 233, 241, 477, 699, 723, 2097, 2169, 12349, 12773, 37047, 38319, 56153, 111141, 114957, 168459, 505377, 2976109, 8928327, 26784981]

約数ペア:

[(1, 26784981), (3, 8928327), (9, 2976109), (53, 505377), (159, 168459), (233, 114957), (241, 111141), (477, 56153), (699, 38319), (723, 37047), (2097, 12773), (2169, 12349)]