13243405

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6203}}^1$

素因数の和:6276

約数の個数: 16

約数和(自身を含む): 18463104

約数和(自身を除く): 5219699

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 6203, 31015, 43421, 217105, 378383, 1891915, 2648681, 13243405]

約数ペア:

[(1, 13243405), (5, 2648681), (7, 1891915), (35, 378383), (61, 217105), (305, 43421), (427, 31015), (2135, 6203)]