989270989

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{677}}^1\times {\mathrm{1049}}^1$

素因数の和:1932

約数の個数: 16

約数和(自身を含む): 1139040000

約数和(自身を除く): 149769011

約数列:

[1, 7, 199, 677, 1049, 1393, 4739, 7343, 134723, 208751, 710173, 943061, 1461257, 4971211, 141324427, 989270989]

約数ペア:

[(1, 989270989), (7, 141324427), (199, 4971211), (677, 1461257), (1049, 943061), (1393, 710173), (4739, 208751), (7343, 134723)]