28268933

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 7928347

約数列:

[1, 7, 11, 49, 77, 179, 293, 539, 1253, 1969, 2051, 3223, 8771, 13783, 14357, 22561, 52447, 96481, 157927, 367129, 576917, 2569903, 4038419, 28268933]

約数ペア:

[(1, 28268933), (7, 4038419), (11, 2569903), (49, 576917), (77, 367129), (179, 157927), (293, 96481), (539, 52447), (1253, 22561), (1969, 14357), (2051, 13783), (3223, 8771)]