28715974

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{70729}}^1$

素因数の和:70767

約数の個数: 16

約数和(自身を含む): 50925600

約数和(自身を除く): 22209626

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 70729, 141458, 495103, 990206, 2051141, 4102282, 14357987, 28715974]

約数ペア:

[(1, 28715974), (2, 14357987), (7, 4102282), (14, 2051141), (29, 990206), (58, 495103), (203, 141458), (406, 70729)]