287788491321

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1\times {\mathrm{943139}}^1$

素因数の和:945928

約数の個数: 16

約数和(自身を含む): 394232520000

約数和(自身を除く): 106444028679

約数列:

[1, 3, 37, 111, 2749, 8247, 101713, 305139, 943139, 2829417, 34896143, 104688429, 2592689111, 7778067333, 95929497107, 287788491321]

約数ペア:

[(1, 287788491321), (3, 95929497107), (37, 7778067333), (111, 2592689111), (2749, 104688429), (8247, 34896143), (101713, 2829417), (305139, 943139)]