28889367

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3047

約数の個数: 24

約数和(自身を含む): 43920000

約数和(自身を除く): 15030633

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 2999, 3211, 8997, 9633, 38987, 56981, 116961, 170943, 506831, 740753, 1520493, 2222259, 9629789, 28889367]

約数ペア:

[(1, 28889367), (3, 9629789), (13, 2222259), (19, 1520493), (39, 740753), (57, 506831), (169, 170943), (247, 116961), (507, 56981), (741, 38987), (2999, 9633), (3211, 8997)]