7991604

素因数分解:

$2^2\times 3^2\times {\mathrm{221989}}^1$

素因数の和:221999

約数の個数: 18

約数和(自身を含む): 20201090

約数和(自身を除く): 12209486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 221989, 443978, 665967, 887956, 1331934, 1997901, 2663868, 3995802, 7991604]

約数ペア:

[(1, 7991604), (2, 3995802), (3, 2663868), (4, 1997901), (6, 1331934), (9, 887956), (12, 665967), (18, 443978), (36, 221989)]