208908057

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{42643}}^1$

素因数の和:42740

約数の個数: 16

約数和(自身を含む): 294755328

約数和(自身を除く): 85847271

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4899, 42643, 127929, 980789, 2942367, 3027653, 9082959, 69636019, 208908057]

約数ペア:

[(1, 208908057), (3, 69636019), (23, 9082959), (69, 3027653), (71, 2942367), (213, 980789), (1633, 127929), (4899, 42643)]