4047003

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{2939}}^1$

素因数の和:2968

約数の個数: 20

約数和(自身を含む): 6403320

約数和(自身を除く): 2356317

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 2939, 8817, 26451, 49963, 79353, 149889, 238059, 449667, 1349001, 4047003]

約数ペア:

[(1, 4047003), (3, 1349001), (9, 449667), (17, 238059), (27, 149889), (51, 79353), (81, 49963), (153, 26451), (459, 8817), (1377, 2939)]