171696670

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{8641}}^1$

素因数の和:10635

約数の個数: 16

約数和(自身を含む): 309245328

約数和(自身を除く): 137548658

約数列:

[1, 2, 5, 10, 1987, 3974, 8641, 9935, 17282, 19870, 43205, 86410, 17169667, 34339334, 85848335, 171696670]

約数ペア:

[(1, 171696670), (2, 85848335), (5, 34339334), (10, 17169667), (1987, 86410), (3974, 43205), (8641, 19870), (9935, 17282)]