28804203

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{45077}}^1$

素因数の和:45154

約数の個数: 12

約数和(自身を含む): 42193008

約数和(自身を除く): 13388805

約数列:

[1, 3, 9, 71, 213, 639, 45077, 135231, 405693, 3200467, 9601401, 28804203]

約数ペア:

[(1, 28804203), (3, 9601401), (9, 3200467), (71, 405693), (213, 135231), (639, 45077)]