87297718

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1$

素因数の和:1143

約数の個数: 16

約数和(自身を含む): 132170400

約数和(自身を除く): 44872682

約数列:

[1, 2, 199, 398, 421, 521, 842, 1042, 83779, 103679, 167558, 207358, 219341, 438682, 43648859, 87297718]

約数ペア:

[(1, 87297718), (2, 43648859), (199, 438682), (398, 219341), (421, 207358), (521, 167558), (842, 103679), (1042, 83779)]