123726969

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{47569}}^1$

素因数の和:47609

約数の個数: 18

約数和(自身を含む): 189851870

約数和(自身を除く): 66124901

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 47569, 142707, 428121, 808673, 2426019, 7278057, 13747441, 41242323, 123726969]

約数ペア:

[(1, 123726969), (3, 41242323), (9, 13747441), (17, 7278057), (51, 2426019), (153, 808673), (289, 428121), (867, 142707), (2601, 47569)]