397345891

素因数分解:

${\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 410323968

約数和(自身を除く): 12978077

約数列:

[1, 71, 107, 193, 271, 7597, 13703, 19241, 20651, 28997, 52303, 1466221, 2058787, 3713513, 5596421, 397345891]

約数ペア:

[(1, 397345891), (71, 5596421), (107, 3713513), (193, 2058787), (271, 1466221), (7597, 52303), (13703, 28997), (19241, 20651)]