28491303

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6277}}^1$

素因数の和:6386

約数の個数: 16

約数和(自身を含む): 40681440

約数和(自身を除く): 12190137

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4539, 6277, 18831, 106709, 320127, 558653, 1675959, 9497101, 28491303]

約数ペア:

[(1, 28491303), (3, 9497101), (17, 1675959), (51, 558653), (89, 320127), (267, 106709), (1513, 18831), (4539, 6277)]