28988739

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{6353}}^1$

素因数の和:6388

約数の個数: 24

約数和(自身を含む): 46511280

約数和(自身を除く): 17522541

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 6353, 19059, 57177, 82589, 171531, 247767, 743301, 1073657, 2229903, 3220971, 9662913, 28988739]

約数ペア:

[(1, 28988739), (3, 9662913), (9, 3220971), (13, 2229903), (27, 1073657), (39, 743301), (117, 247767), (169, 171531), (351, 82589), (507, 57177), (1521, 19059), (4563, 6353)]