328178256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{976721}}^1$

素因数の和:976739

約数の個数: 40

約数和(自身を含む): 968908224

約数和(自身を除く): 640729968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 976721, 1953442, 2930163, 3906884, 5860326, 6837047, 7813768, 11720652, 13674094, 15627536, 20511141, 23441304, 27348188, 41022282, 46882608, 54696376, 82044564, 109392752, 164089128, 328178256]

約数ペア:

[(1, 328178256), (2, 164089128), (3, 109392752), (4, 82044564), (6, 54696376), (7, 46882608), (8, 41022282), (12, 27348188), (14, 23441304), (16, 20511141), (21, 15627536), (24, 13674094), (28, 11720652), (42, 7813768), (48, 6837047), (56, 5860326), (84, 3906884), (112, 2930163), (168, 1953442), (336, 976721)]