81419982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1938571}}^1$

素因数の和:1938583

約数の個数: 16

約数和(自身を含む): 186102912

約数和(自身を除く): 104682930

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1938571, 3877142, 5815713, 11631426, 13569997, 27139994, 40709991, 81419982]

約数ペア:

[(1, 81419982), (2, 40709991), (3, 27139994), (6, 13569997), (7, 11631426), (14, 5815713), (21, 3877142), (42, 1938571)]