2661657

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:532

約数の個数: 16

約数和(自身を含む): 3717120

約数和(自身を除く): 1055463

約数列:

[1, 3, 43, 47, 129, 141, 439, 1317, 2021, 6063, 18877, 20633, 56631, 61899, 887219, 2661657]

約数ペア:

[(1, 2661657), (3, 887219), (43, 61899), (47, 56631), (129, 20633), (141, 18877), (439, 6063), (1317, 2021)]