12744305

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21419}}^1$

素因数の和:21448

約数の個数: 16

約数和(自身を含む): 18506880

約数和(自身を除く): 5762575

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 21419, 107095, 149933, 364123, 749665, 1820615, 2548861, 12744305]

約数ペア:

[(1, 12744305), (5, 2548861), (7, 1820615), (17, 749665), (35, 364123), (85, 149933), (119, 107095), (595, 21419)]