15979745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5081}}^1$

素因数の和:5140

約数の個数: 16

約数和(自身を含む): 20856528

約数和(自身を除く): 4876783

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 5081, 25405, 86377, 187997, 431885, 939985, 3195949, 15979745]

約数ペア:

[(1, 15979745), (5, 3195949), (17, 939985), (37, 431885), (85, 187997), (185, 86377), (629, 25405), (3145, 5081)]