201520396

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13921}}^1$

素因数の和:13990

約数の個数: 48

約数和(自身を含む): 449068032

約数和(自身を除く): 247547636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 3619, 7238, 13921, 14476, 27842, 55684, 97447, 153131, 194894, 306262, 389788, 612524, 654287, 1071917, 1308574, 2143834, 2617148, 4287668, 4580009, 7197157, 9160018, 14394314, 18320036, 28788628, 50380099, 100760198, 201520396]

約数ペア:

[(1, 201520396), (2, 100760198), (4, 50380099), (7, 28788628), (11, 18320036), (14, 14394314), (22, 9160018), (28, 7197157), (44, 4580009), (47, 4287668), (77, 2617148), (94, 2143834), (154, 1308574), (188, 1071917), (308, 654287), (329, 612524), (517, 389788), (658, 306262), (1034, 194894), (1316, 153131), (2068, 97447), (3619, 55684), (7238, 27842), (13921, 14476)]