28828401

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3529}}^1$

素因数の和:3928

約数の個数: 16

約数和(自身を含む): 44054400

約数和(自身を除く): 15225999

約数列:

[1, 3, 7, 21, 389, 1167, 2723, 3529, 8169, 10587, 24703, 74109, 1372781, 4118343, 9609467, 28828401]

約数ペア:

[(1, 28828401), (3, 9609467), (7, 4118343), (21, 1372781), (389, 74109), (1167, 24703), (2723, 10587), (3529, 8169)]