81198670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1159981}}^1$

素因数の和:1159995

約数の個数: 16

約数和(自身を含む): 167037408

約数和(自身を除く): 85838738

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1159981, 2319962, 5799905, 8119867, 11599810, 16239734, 40599335, 81198670]

約数ペア:

[(1, 81198670), (2, 40599335), (5, 16239734), (7, 11599810), (10, 8119867), (14, 5799905), (35, 2319962), (70, 1159981)]