28840797

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 43078776

約数和(自身を除く): 14237979

約数列:

[1, 3, 9, 37, 111, 257, 333, 337, 771, 1011, 2313, 3033, 9509, 12469, 28527, 37407, 85581, 86609, 112221, 259827, 779481, 3204533, 9613599, 28840797]

約数ペア:

[(1, 28840797), (3, 9613599), (9, 3204533), (37, 779481), (111, 259827), (257, 112221), (333, 86609), (337, 85581), (771, 37407), (1011, 28527), (2313, 12469), (3033, 9509)]