81209982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1933571}}^1$

素因数の和:1933583

約数の個数: 16

約数和(自身を含む): 185622912

約数和(自身を除く): 104412930

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1933571, 3867142, 5800713, 11601426, 13534997, 27069994, 40604991, 81209982]

約数ペア:

[(1, 81209982), (2, 40604991), (3, 27069994), (6, 13534997), (7, 11601426), (14, 5800713), (21, 3867142), (42, 1933571)]