28173742

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{761}}^1$

素因数の和:1043

約数の個数: 16

約数和(自身を含む): 42958512

約数和(自身を除く): 14784770

約数列:

[1, 2, 107, 173, 214, 346, 761, 1522, 18511, 37022, 81427, 131653, 162854, 263306, 14086871, 28173742]

約数ペア:

[(1, 28173742), (2, 14086871), (107, 263306), (173, 162854), (214, 131653), (346, 81427), (761, 37022), (1522, 18511)]