27903718

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{521}}^1$

素因数の和:1023

約数の個数: 16

約数和(自身を含む): 42720480

約数和(自身を除く): 14816762

約数列:

[1, 2, 61, 122, 439, 521, 878, 1042, 26779, 31781, 53558, 63562, 228719, 457438, 13951859, 27903718]

約数ペア:

[(1, 27903718), (2, 13951859), (61, 457438), (122, 228719), (439, 63562), (521, 53558), (878, 31781), (1042, 26779)]