13507367045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{21061}}^1$

素因数の和:21285

約数の個数: 32

約数和(自身を含む): 17570762880

約数和(自身を除く): 4063395835

約数列:

[1, 5, 19, 43, 95, 157, 215, 785, 817, 2983, 4085, 6751, 14915, 21061, 33755, 105305, 128269, 400159, 641345, 905623, 2000795, 3306577, 4528115, 16532885, 17206837, 62824963, 86034185, 142182811, 314124815, 710914055, 2701473409, 13507367045]

約数ペア:

[(1, 13507367045), (5, 2701473409), (19, 710914055), (43, 314124815), (95, 142182811), (157, 86034185), (215, 62824963), (785, 17206837), (817, 16532885), (2983, 4528115), (4085, 3306577), (6751, 2000795), (14915, 905623), (21061, 641345), (33755, 400159), (105305, 128269)]