9987432861

素因数分解:

$3^1\times 7^1\times {\mathrm{3251}}^1\times {\mathrm{146291}}^1$

素因数の和:149552

約数の個数: 16

約数和(自身を含む): 15223730688

約数和(自身を除く): 5236297827

約数列:

[1, 3, 7, 21, 3251, 9753, 22757, 68271, 146291, 438873, 1024037, 3072111, 475592041, 1426776123, 3329144287, 9987432861]

約数ペア:

[(1, 9987432861), (3, 3329144287), (7, 1426776123), (21, 475592041), (3251, 3072111), (9753, 1024037), (22757, 438873), (68271, 146291)]