28872429

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 13705491

約数列:

[1, 3, 23, 29, 47, 69, 87, 141, 307, 667, 921, 1081, 1363, 2001, 3243, 4089, 7061, 8903, 14429, 21183, 26709, 31349, 43287, 94047, 204769, 331867, 418441, 614307, 995601, 1255323, 9624143, 28872429]

約数ペア:

[(1, 28872429), (3, 9624143), (23, 1255323), (29, 995601), (47, 614307), (69, 418441), (87, 331867), (141, 204769), (307, 94047), (667, 43287), (921, 31349), (1081, 26709), (1363, 21183), (2001, 14429), (3243, 8903), (4089, 7061)]