63987287

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{7727}}^1$

素因数の和:7767

約数の個数: 18

約数和(自身を含む): 80610768

約数和(自身を除く): 16623481

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 7727, 8281, 54089, 100451, 378623, 703157, 1305863, 4922099, 9141041, 63987287]

約数ペア:

[(1, 63987287), (7, 9141041), (13, 4922099), (49, 1305863), (91, 703157), (169, 378623), (637, 100451), (1183, 54089), (7727, 8281)]