31644027

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{1721}}^1$

素因数の和:1960

約数の個数: 20

約数和(自身を含む): 47506536

約数和(自身を除く): 15862509

約数列:

[1, 3, 9, 27, 81, 227, 681, 1721, 2043, 5163, 6129, 15489, 18387, 46467, 139401, 390667, 1172001, 3516003, 10548009, 31644027]

約数ペア:

[(1, 31644027), (3, 10548009), (9, 3516003), (27, 1172001), (81, 390667), (227, 139401), (681, 46467), (1721, 18387), (2043, 15489), (5163, 6129)]