284994

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 24

約数和(自身を含む): 628992

約数和(自身を除く): 343998

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 223, 426, 446, 639, 669, 1278, 1338, 2007, 4014, 15833, 31666, 47499, 94998, 142497, 284994]

約数ペア:

[(1, 284994), (2, 142497), (3, 94998), (6, 47499), (9, 31666), (18, 15833), (71, 4014), (142, 2007), (213, 1338), (223, 1278), (426, 669), (446, 639)]