172117786

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{19387}}^1$

素因数の和:19605

約数の個数: 16

約数和(自身を含む): 270811584

約数和(自身を除く): 98693798

約数列:

[1, 2, 23, 46, 193, 386, 4439, 8878, 19387, 38774, 445901, 891802, 3741691, 7483382, 86058893, 172117786]

約数ペア:

[(1, 172117786), (2, 86058893), (23, 7483382), (46, 3741691), (193, 891802), (386, 445901), (4439, 38774), (8878, 19387)]