289460073

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{126457}}^1$

素因数の和:126576

約数の個数: 16

約数和(自身を含む): 445132160

約数和(自身を除く): 155672087

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 126457, 379371, 885199, 2655597, 13783813, 41351439, 96486691, 289460073]

約数ペア:

[(1, 289460073), (3, 96486691), (7, 41351439), (21, 13783813), (109, 2655597), (327, 885199), (763, 379371), (2289, 126457)]