201221818

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{5077}}^1$

素因数の和:5254

約数の個数: 32

約数和(自身を含む): 365616000

約数和(自身を除く): 164394182

約数列:

[1, 2, 7, 14, 19, 38, 133, 149, 266, 298, 1043, 2086, 2831, 5077, 5662, 10154, 19817, 35539, 39634, 71078, 96463, 192926, 675241, 756473, 1350482, 1512946, 5295311, 10590622, 14372987, 28745974, 100610909, 201221818]

約数ペア:

[(1, 201221818), (2, 100610909), (7, 28745974), (14, 14372987), (19, 10590622), (38, 5295311), (133, 1512946), (149, 1350482), (266, 756473), (298, 675241), (1043, 192926), (2086, 96463), (2831, 71078), (5077, 39634), (5662, 35539), (10154, 19817)]