81784122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1947241}}^1$

素因数の和:1947253

約数の個数: 16

約数和(自身を含む): 186935232

約数和(自身を除く): 105151110

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1947241, 3894482, 5841723, 11683446, 13630687, 27261374, 40892061, 81784122]

約数ペア:

[(1, 81784122), (2, 40892061), (3, 27261374), (6, 13630687), (7, 11683446), (14, 5841723), (21, 3894482), (42, 1947241)]