28219051

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 34309440

約数和(自身を除く): 6090389

約数列:

[1, 7, 43, 49, 59, 227, 301, 413, 1589, 2107, 2537, 2891, 9761, 11123, 13393, 17759, 68327, 93751, 124313, 478289, 575899, 656257, 4031293, 28219051]

約数ペア:

[(1, 28219051), (7, 4031293), (43, 656257), (49, 575899), (59, 478289), (227, 124313), (301, 93751), (413, 68327), (1589, 17759), (2107, 13393), (2537, 11123), (2891, 9761)]