28548513

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3001}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 47455616

約数和(自身を除く): 18907103

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3001, 3171, 9003, 9513, 21007, 27009, 63021, 189063, 453151, 1359453, 3172057, 4078359, 9516171, 28548513]

約数ペア:

[(1, 28548513), (3, 9516171), (7, 4078359), (9, 3172057), (21, 1359453), (63, 453151), (151, 189063), (453, 63021), (1057, 27009), (1359, 21007), (3001, 9513), (3171, 9003)]