2981271

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 4221440

約数和(自身を除く): 1240169

約数列:

[1, 3, 19, 57, 193, 271, 579, 813, 3667, 5149, 11001, 15447, 52303, 156909, 993757, 2981271]

約数ペア:

[(1, 2981271), (3, 993757), (19, 156909), (57, 52303), (193, 15447), (271, 11001), (579, 5149), (813, 3667)]