28743365

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6269}}^1$

素因数の和:6412

約数の個数: 16

約数和(自身を含む): 39726720

約数和(自身を除く): 10983355

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 6269, 31345, 43883, 219415, 821239, 4106195, 5748673, 28743365]

約数ペア:

[(1, 28743365), (5, 5748673), (7, 4106195), (35, 821239), (131, 219415), (655, 43883), (917, 31345), (4585, 6269)]