28335021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^2$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 44558304

約数和(自身を除く): 16223283

約数列:

[1, 3, 11, 13, 33, 39, 143, 257, 429, 771, 2827, 3341, 8481, 10023, 36751, 66049, 110253, 198147, 726539, 858637, 2179617, 2575911, 9445007, 28335021]

約数ペア:

[(1, 28335021), (3, 9445007), (11, 2575911), (13, 2179617), (33, 858637), (39, 726539), (143, 198147), (257, 110253), (429, 66049), (771, 36751), (2827, 10023), (3341, 8481)]