51863517

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{12721}}^1$

素因数の和:12881

約数の個数: 16

約数和(自身を含む): 77349760

約数和(自身を除く): 25486243

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 12721, 38163, 114489, 343467, 1920871, 5762613, 17287839, 51863517]

約数ペア:

[(1, 51863517), (3, 17287839), (9, 5762613), (27, 1920871), (151, 343467), (453, 114489), (1359, 38163), (4077, 12721)]