28878033

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 39099456

約数和(自身を除く): 10221423

約数列:

[1, 3, 131, 197, 373, 393, 591, 1119, 25807, 48863, 73481, 77421, 146589, 220443, 9626011, 28878033]

約数ペア:

[(1, 28878033), (3, 9626011), (131, 220443), (197, 146589), (373, 77421), (393, 73481), (591, 48863), (1119, 25807)]