9886877

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 14478912

約数和(自身を除く): 4592035

約数列:

[1, 7, 11, 13, 17, 49, 77, 83, 91, 119, 143, 187, 221, 539, 581, 637, 833, 913, 1001, 1079, 1309, 1411, 1547, 2431, 4067, 6391, 7007, 7553, 9163, 9877, 10829, 11869, 15521, 17017, 18343, 44737, 52871, 69139, 83083, 108647, 119119, 128401, 201773, 581581, 760529, 898807, 1412411, 9886877]

約数ペア:

[(1, 9886877), (7, 1412411), (11, 898807), (13, 760529), (17, 581581), (49, 201773), (77, 128401), (83, 119119), (91, 108647), (119, 83083), (143, 69139), (187, 52871), (221, 44737), (539, 18343), (581, 17017), (637, 15521), (833, 11869), (913, 10829), (1001, 9877), (1079, 9163), (1309, 7553), (1411, 7007), (1547, 6391), (2431, 4067)]