28121859

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4483}}^1$

素因数の和:4547

約数の個数: 24

約数和(自身を含む): 44068752

約数和(自身を除く): 15946893

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2091, 4483, 6273, 13449, 40347, 76211, 183803, 228633, 551409, 685899, 1654227, 3124651, 9373953, 28121859]

約数ペア:

[(1, 28121859), (3, 9373953), (9, 3124651), (17, 1654227), (41, 685899), (51, 551409), (123, 228633), (153, 183803), (369, 76211), (697, 40347), (2091, 13449), (4483, 6273)]