12228255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20903}}^1$

素因数の和:20927

約数の個数: 24

約数和(自身を含む): 22827168

約数和(自身を除く): 10598913

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 20903, 62709, 104515, 188127, 271739, 313545, 815217, 940635, 1358695, 2445651, 4076085, 12228255]

約数ペア:

[(1, 12228255), (3, 4076085), (5, 2445651), (9, 1358695), (13, 940635), (15, 815217), (39, 313545), (45, 271739), (65, 188127), (117, 104515), (195, 62709), (585, 20903)]