66866856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 191654400

約数和(自身を除く): 124787544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 619, 643, 1238, 1286, 1857, 1929, 2476, 2572, 3714, 3858, 4333, 4501, 4952, 5144, 7428, 7716, 8666, 9002, 12999, 13503, 14856, 15432, 17332, 18004, 25998, 27006, 34664, 36008, 51996, 54012, 103992, 108024, 398017, 796034, 1194051, 1592068, 2388102, 2786119, 3184136, 4776204, 5572238, 8358357, 9552408, 11144476, 16716714, 22288952, 33433428, 66866856]

約数ペア:

[(1, 66866856), (2, 33433428), (3, 22288952), (4, 16716714), (6, 11144476), (7, 9552408), (8, 8358357), (12, 5572238), (14, 4776204), (21, 3184136), (24, 2786119), (28, 2388102), (42, 1592068), (56, 1194051), (84, 796034), (168, 398017), (619, 108024), (643, 103992), (1238, 54012), (1286, 51996), (1857, 36008), (1929, 34664), (2476, 27006), (2572, 25998), (3714, 18004), (3858, 17332), (4333, 15432), (4501, 14856), (4952, 13503), (5144, 12999), (7428, 9002), (7716, 8666)]