16984395

素因数分解:

$3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{661}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 29535792

約数和(自身を除く): 12551397

約数列:

[1, 3, 5, 9, 15, 45, 571, 661, 1713, 1983, 2855, 3305, 5139, 5949, 8565, 9915, 25695, 29745, 377431, 1132293, 1887155, 3396879, 5661465, 16984395]

約数ペア:

[(1, 16984395), (3, 5661465), (5, 3396879), (9, 1887155), (15, 1132293), (45, 377431), (571, 29745), (661, 25695), (1713, 9915), (1983, 8565), (2855, 5949), (3305, 5139)]