28372253

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4271}}^1$

素因数の和:4364

約数の個数: 16

約数和(自身を含む): 35406336

約数和(自身を除く): 7034083

約数列:

[1, 7, 13, 73, 91, 511, 949, 4271, 6643, 29897, 55523, 311783, 388661, 2182481, 4053179, 28372253]

約数ペア:

[(1, 28372253), (7, 4053179), (13, 2182481), (73, 388661), (91, 311783), (511, 55523), (949, 29897), (4271, 6643)]