398473467

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{79393}}^1$

素因数の和:79642

約数の個数: 16

約数和(自身を含む): 609745920

約数和(自身を除く): 211272453

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 79393, 238179, 555751, 1667253, 18974927, 56924781, 132824489, 398473467]

約数ペア:

[(1, 398473467), (3, 132824489), (7, 56924781), (21, 18974927), (239, 1667253), (717, 555751), (1673, 238179), (5019, 79393)]