1998591

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5009}}^1$

素因数の和:5038

約数の個数: 16

約数和(自身を含む): 3206400

約数和(自身を除く): 1207809

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5009, 15027, 35063, 95171, 105189, 285513, 666197, 1998591]

約数ペア:

[(1, 1998591), (3, 666197), (7, 285513), (19, 105189), (21, 95171), (57, 35063), (133, 15027), (399, 5009)]