69137289

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{919}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 107831360

約数和(自身を除く): 38694071

約数列:

[1, 3, 9, 13, 39, 117, 643, 919, 1929, 2757, 5787, 8271, 8359, 11947, 25077, 35841, 75231, 107523, 590917, 1772751, 5318253, 7681921, 23045763, 69137289]

約数ペア:

[(1, 69137289), (3, 23045763), (9, 7681921), (13, 5318253), (39, 1772751), (117, 590917), (643, 107523), (919, 75231), (1929, 35841), (2757, 25077), (5787, 11947), (8271, 8359)]