320647677

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{324871}}^1$

素因数の和:324928

約数の個数: 16

約数和(自身を含む): 499003392

約数和(自身を除く): 178355715

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 324871, 974613, 2274097, 6822291, 15268937, 45806811, 106882559, 320647677]

約数ペア:

[(1, 320647677), (3, 106882559), (7, 45806811), (21, 15268937), (47, 6822291), (141, 2274097), (329, 974613), (987, 324871)]