28618911

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2333}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 43692480

約数和(自身を除く): 15073569

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 2333, 4089, 6999, 12267, 20997, 67657, 109651, 202971, 328953, 608913, 986859, 3179879, 9539637, 28618911]

約数ペア:

[(1, 28618911), (3, 9539637), (9, 3179879), (29, 986859), (47, 608913), (87, 328953), (141, 202971), (261, 109651), (423, 67657), (1363, 20997), (2333, 12267), (4089, 6999)]