8787954

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 20782656

約数和(自身を除く): 11994702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 421, 426, 497, 842, 994, 1263, 1491, 2526, 2947, 2982, 3479, 5894, 6958, 8841, 10437, 17682, 20629, 20874, 29891, 41258, 59782, 61887, 89673, 123774, 179346, 209237, 418474, 627711, 1255422, 1464659, 2929318, 4393977, 8787954]

約数ペア:

[(1, 8787954), (2, 4393977), (3, 2929318), (6, 1464659), (7, 1255422), (14, 627711), (21, 418474), (42, 209237), (49, 179346), (71, 123774), (98, 89673), (142, 61887), (147, 59782), (213, 41258), (294, 29891), (421, 20874), (426, 20629), (497, 17682), (842, 10437), (994, 8841), (1263, 6958), (1491, 5894), (2526, 3479), (2947, 2982)]