199419927

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{39733}}^1$

素因数の和:39982

約数の個数: 16

約数和(自身を含む): 305157120

約数和(自身を除く): 105737193

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 39733, 119199, 278131, 834393, 9496187, 28488561, 66473309, 199419927]

約数ペア:

[(1, 199419927), (3, 66473309), (7, 28488561), (21, 9496187), (239, 834393), (717, 278131), (1673, 119199), (5019, 39733)]