12138819

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7507}}^1$

素因数の和:7535

約数の個数: 24

約数和(自身を含む): 20541888

約数和(自身を除く): 8403069

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 7507, 22521, 52549, 82577, 157647, 247731, 367843, 578039, 1103529, 1734117, 4046273, 12138819]

約数ペア:

[(1, 12138819), (3, 4046273), (7, 1734117), (11, 1103529), (21, 578039), (33, 367843), (49, 247731), (77, 157647), (147, 82577), (231, 52549), (539, 22521), (1617, 7507)]