28804265

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{7283}}^1$

素因数の和:7408

約数の個数: 16

約数和(自身を含む): 39858048

約数和(自身を除く): 11053783

約数列:

[1, 5, 7, 35, 113, 565, 791, 3955, 7283, 36415, 50981, 254905, 822979, 4114895, 5760853, 28804265]

約数ペア:

[(1, 28804265), (5, 5760853), (7, 4114895), (35, 822979), (113, 254905), (565, 50981), (791, 36415), (3955, 7283)]