28985215

素因数分解:

$5^1\times 7^3\times {\mathrm{16901}}^1$

素因数の和:16927

約数の個数: 16

約数和(自身を含む): 40564800

約数和(自身を除く): 11579585

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 16901, 84505, 118307, 591535, 828149, 4140745, 5797043, 28985215]

約数ペア:

[(1, 28985215), (5, 5797043), (7, 4140745), (35, 828149), (49, 591535), (245, 118307), (343, 84505), (1715, 16901)]