12807669

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 20031168

約数和(自身を除く): 7223499

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 577, 1057, 1731, 3171, 4039, 7399, 12117, 22197, 28273, 84819, 87127, 261381, 609889, 1829667, 4269223, 12807669]

約数ペア:

[(1, 12807669), (3, 4269223), (7, 1829667), (21, 609889), (49, 261381), (147, 87127), (151, 84819), (453, 28273), (577, 22197), (1057, 12117), (1731, 7399), (3171, 4039)]