28277639

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{701}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 31842720

約数和(自身を除く): 3565081

約数列:

[1, 13, 29, 107, 377, 701, 1391, 3103, 9113, 20329, 40339, 75007, 264277, 975091, 2175203, 28277639]

約数ペア:

[(1, 28277639), (13, 2175203), (29, 975091), (107, 264277), (377, 75007), (701, 40339), (1391, 20329), (3103, 9113)]