28107459

素因数分解:

$3^3\times {\mathrm{643}}^1\times {\mathrm{1619}}^1$

素因数の和:2271

約数の個数: 16

約数和(自身を含む): 41731200

約数和(自身を除く): 13623741

約数列:

[1, 3, 9, 27, 643, 1619, 1929, 4857, 5787, 14571, 17361, 43713, 1041017, 3123051, 9369153, 28107459]

約数ペア:

[(1, 28107459), (3, 9369153), (9, 3123051), (27, 1041017), (643, 43713), (1619, 17361), (1929, 14571), (4857, 5787)]