28218963

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6217}}^1$

素因数の和:6326

約数の個数: 16

約数和(自身を含む): 40292640

約数和(自身を除く): 12073677

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4539, 6217, 18651, 105689, 317067, 553313, 1659939, 9406321, 28218963]

約数ペア:

[(1, 28218963), (3, 9406321), (17, 1659939), (51, 553313), (89, 317067), (267, 105689), (1513, 18651), (4539, 6217)]