670992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 1982016

約数和(自身を除く): 1311024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1997, 3994, 5991, 7988, 11982, 13979, 15976, 23964, 27958, 31952, 41937, 47928, 55916, 83874, 95856, 111832, 167748, 223664, 335496, 670992]

約数ペア:

[(1, 670992), (2, 335496), (3, 223664), (4, 167748), (6, 111832), (7, 95856), (8, 83874), (12, 55916), (14, 47928), (16, 41937), (21, 31952), (24, 27958), (28, 23964), (42, 15976), (48, 13979), (56, 11982), (84, 7988), (112, 5991), (168, 3994), (336, 1997)]