25565331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 14178669

約数列:

[1, 3, 11, 17, 33, 51, 187, 199, 229, 561, 597, 687, 2189, 2519, 3383, 3893, 6567, 7557, 10149, 11679, 37213, 42823, 45571, 111639, 128469, 136713, 501281, 774707, 1503843, 2324121, 8521777, 25565331]

約数ペア:

[(1, 25565331), (3, 8521777), (11, 2324121), (17, 1503843), (33, 774707), (51, 501281), (187, 136713), (199, 128469), (229, 111639), (561, 45571), (597, 42823), (687, 37213), (2189, 11679), (2519, 10149), (3383, 7557), (3893, 6567)]