66980396

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 142195200

約数和(自身を除く): 75214804

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 137, 266, 274, 532, 548, 919, 959, 1838, 1918, 2603, 3676, 3836, 5206, 6433, 10412, 12866, 17461, 18221, 25732, 34922, 36442, 69844, 72884, 122227, 125903, 244454, 251806, 488908, 503612, 881321, 1762642, 2392157, 3525284, 4784314, 9568628, 16745099, 33490198, 66980396]

約数ペア:

[(1, 66980396), (2, 33490198), (4, 16745099), (7, 9568628), (14, 4784314), (19, 3525284), (28, 2392157), (38, 1762642), (76, 881321), (133, 503612), (137, 488908), (266, 251806), (274, 244454), (532, 125903), (548, 122227), (919, 72884), (959, 69844), (1838, 36442), (1918, 34922), (2603, 25732), (3676, 18221), (3836, 17461), (5206, 12866), (6433, 10412)]