64271207

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 36

約数和(自身を含む): 87620400

約数和(自身を除く): 23349193

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 169, 449, 847, 1001, 1183, 1573, 1859, 3143, 4939, 5837, 11011, 13013, 20449, 34573, 40859, 54329, 64207, 75881, 143143, 380303, 449449, 531167, 706277, 834691, 4943939, 5842837, 9181601, 64271207]

約数ペア:

[(1, 64271207), (7, 9181601), (11, 5842837), (13, 4943939), (77, 834691), (91, 706277), (121, 531167), (143, 449449), (169, 380303), (449, 143143), (847, 75881), (1001, 64207), (1183, 54329), (1573, 40859), (1859, 34573), (3143, 20449), (4939, 13013), (5837, 11011)]