71815414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{18869}}^1$

素因数の和:19055

約数の個数: 16

約数和(自身を含む): 118201680

約数和(自身を除く): 46386266

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 18869, 37738, 207559, 415118, 3264337, 6528674, 35907707, 71815414]

約数ペア:

[(1, 71815414), (2, 35907707), (11, 6528674), (22, 3264337), (173, 415118), (346, 207559), (1903, 37738), (3806, 18869)]