1520243397

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{816019}}^1$

素因数の和:816054

約数の個数: 20

約数和(自身を含む): 2369722080

約数和(自身を除く): 849478683

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 816019, 2448057, 7344171, 18768437, 22032513, 56305311, 66097539, 168915933, 506747799, 1520243397]

約数ペア:

[(1, 1520243397), (3, 506747799), (9, 168915933), (23, 66097539), (27, 56305311), (69, 22032513), (81, 18768437), (207, 7344171), (621, 2448057), (1863, 816019)]