398245251

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1\times {\mathrm{2797}}^1$

素因数の和:4362

約数の個数: 16

約数和(自身を含む): 548676608

約数和(自身を除く): 150431357

約数列:

[1, 3, 31, 93, 1531, 2797, 4593, 8391, 47461, 86707, 142383, 260121, 4282207, 12846621, 132748417, 398245251]

約数ペア:

[(1, 398245251), (3, 132748417), (31, 12846621), (93, 4282207), (1531, 260121), (2797, 142383), (4593, 86707), (8391, 47461)]