637531342

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1979911}}^1$

素因数の和:1979943

約数の個数: 16

約数和(自身を含む): 1140429312

約数和(自身を除く): 502897970

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 1979911, 3959822, 13859377, 27718754, 45537953, 91075906, 318765671, 637531342]

約数ペア:

[(1, 637531342), (2, 318765671), (7, 91075906), (14, 45537953), (23, 27718754), (46, 13859377), (161, 3959822), (322, 1979911)]