217173894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{5701}}^1$

素因数の和:6620

約数の個数: 32

約数和(自身を含む): 497031936

約数和(自身を除く): 279858042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 907, 1814, 2721, 5442, 5701, 6349, 11402, 12698, 17103, 19047, 34206, 38094, 39907, 79814, 119721, 239442, 5170807, 10341614, 15512421, 31024842, 36195649, 72391298, 108586947, 217173894]

約数ペア:

[(1, 217173894), (2, 108586947), (3, 72391298), (6, 36195649), (7, 31024842), (14, 15512421), (21, 10341614), (42, 5170807), (907, 239442), (1814, 119721), (2721, 79814), (5442, 39907), (5701, 38094), (6349, 34206), (11402, 19047), (12698, 17103)]