669984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{997}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 2011968

約数和(自身を除く): 1341984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 997, 1994, 2991, 3988, 5982, 6979, 7976, 11964, 13958, 15952, 20937, 23928, 27916, 31904, 41874, 47856, 55832, 83748, 95712, 111664, 167496, 223328, 334992, 669984]

約数ペア:

[(1, 669984), (2, 334992), (3, 223328), (4, 167496), (6, 111664), (7, 95712), (8, 83748), (12, 55832), (14, 47856), (16, 41874), (21, 31904), (24, 27916), (28, 23928), (32, 20937), (42, 15952), (48, 13958), (56, 11964), (84, 7976), (96, 6979), (112, 5982), (168, 3988), (224, 2991), (336, 1994), (672, 997)]