1285508105

素因数分解:

$5^1\times 7^1\times {\mathrm{239}}^2\times {\mathrm{643}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 1773143232

約数和(自身を除く): 487635127

約数列:

[1, 5, 7, 35, 239, 643, 1195, 1673, 3215, 4501, 8365, 22505, 57121, 153677, 285605, 399847, 768385, 1075739, 1999235, 5378695, 36728803, 183644015, 257101621, 1285508105]

約数ペア:

[(1, 1285508105), (5, 257101621), (7, 183644015), (35, 36728803), (239, 5378695), (643, 1999235), (1195, 1075739), (1673, 768385), (3215, 399847), (4501, 285605), (8365, 153677), (22505, 57121)]