13993335

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2087}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 24429600

約数和(自身を除く): 10436265

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2087, 2235, 6261, 6705, 10435, 18783, 31305, 93915, 310963, 932889, 1554815, 2798667, 4664445, 13993335]

約数ペア:

[(1, 13993335), (3, 4664445), (5, 2798667), (9, 1554815), (15, 932889), (45, 310963), (149, 93915), (447, 31305), (745, 18783), (1341, 10435), (2087, 6705), (2235, 6261)]