81935042

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{42719}}^1$

素因数の和:42865

約数の個数: 16

約数和(自身を含む): 141488640

約数和(自身を除く): 59553598

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 42719, 85438, 299033, 598066, 5852503, 11705006, 40967521, 81935042]

約数ペア:

[(1, 81935042), (2, 40967521), (7, 11705006), (14, 5852503), (137, 598066), (274, 299033), (959, 85438), (1918, 42719)]