80991555

素因数分解:

$3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{9871}}^1$

素因数の和:10426

約数の個数: 16

約数和(自身を含む): 129836544

約数和(自身を除く): 48844989

約数列:

[1, 3, 5, 15, 547, 1641, 2735, 8205, 9871, 29613, 49355, 148065, 5399437, 16198311, 26997185, 80991555]

約数ペア:

[(1, 80991555), (3, 26997185), (5, 16198311), (15, 5399437), (547, 148065), (1641, 49355), (2735, 29613), (8205, 9871)]