13872019945

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{61861}}^1$

素因数の和:62065

約数の個数: 32

約数和(自身を含む): 19597881600

約数和(自身を除く): 5725861655

約数列:

[1, 5, 7, 35, 43, 149, 215, 301, 745, 1043, 1505, 5215, 6407, 32035, 44849, 61861, 224245, 309305, 433027, 2165135, 2660023, 9217289, 13300115, 18620161, 46086445, 64521023, 93100805, 322605115, 396343427, 1981717135, 2774403989, 13872019945]

約数ペア:

[(1, 13872019945), (5, 2774403989), (7, 1981717135), (35, 396343427), (43, 322605115), (149, 93100805), (215, 64521023), (301, 46086445), (745, 18620161), (1043, 13300115), (1505, 9217289), (5215, 2660023), (6407, 2165135), (32035, 433027), (44849, 309305), (61861, 224245)]