9857890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{140827}}^1$

素因数の和:140841

約数の個数: 16

約数和(自身を含む): 20279232

約数和(自身を除く): 10421342

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 140827, 281654, 704135, 985789, 1408270, 1971578, 4928945, 9857890]

約数ペア:

[(1, 9857890), (2, 4928945), (5, 1971578), (7, 1408270), (10, 985789), (14, 704135), (35, 281654), (70, 140827)]