28467957

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6079}}^1$

素因数の和:6312

約数の個数: 16

約数和(自身を含む): 43581440

約数和(自身を除く): 15113483

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 6079, 18237, 42553, 127659, 1355617, 4066851, 9489319, 28467957]

約数ペア:

[(1, 28467957), (3, 9489319), (7, 4066851), (21, 1355617), (223, 127659), (669, 42553), (1561, 18237), (4683, 6079)]