280490042

素因数分解:

$2^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{15329}}^1$

素因数の和:16645

約数の個数: 16

約数和(自身を含む): 481239360

約数和(自身を除く): 200749318

約数列:

[1, 2, 7, 14, 1307, 2614, 9149, 15329, 18298, 30658, 107303, 214606, 20035003, 40070006, 140245021, 280490042]

約数ペア:

[(1, 280490042), (2, 140245021), (7, 40070006), (14, 20035003), (1307, 214606), (2614, 107303), (9149, 30658), (15329, 18298)]