1998318

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{971}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 4665600

約数和(自身を除く): 2667282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 971, 1029, 1942, 2058, 2913, 5826, 6797, 13594, 20391, 40782, 47579, 95158, 142737, 285474, 333053, 666106, 999159, 1998318]

約数ペア:

[(1, 1998318), (2, 999159), (3, 666106), (6, 333053), (7, 285474), (14, 142737), (21, 95158), (42, 47579), (49, 40782), (98, 20391), (147, 13594), (294, 6797), (343, 5826), (686, 2913), (971, 2058), (1029, 1942)]