199348617

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{71993}}^1$

素因数の和:72080

約数の個数: 16

約数和(自身を含む): 290279808

約数和(自身を除く): 90931191

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 71993, 215979, 935909, 2807727, 5111503, 15334509, 66449539, 199348617]

約数ペア:

[(1, 199348617), (3, 66449539), (13, 15334509), (39, 5111503), (71, 2807727), (213, 935909), (923, 215979), (2769, 71993)]