168335991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{984421}}^1$

素因数の和:984446

約数の個数: 12

約数和(自身を含む): 255949720

約数和(自身を除く): 87613729

約数列:

[1, 3, 9, 19, 57, 171, 984421, 2953263, 8859789, 18703999, 56111997, 168335991]

約数ペア:

[(1, 168335991), (3, 56111997), (9, 18703999), (19, 8859789), (57, 2953263), (171, 984421)]