2016571529

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{2707}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 2452408128

約数和(自身を除く): 435836599

約数列:

[1, 7, 23, 49, 161, 661, 1127, 2707, 4627, 15203, 18949, 32389, 62261, 106421, 132643, 435827, 744947, 1789327, 3050789, 12525289, 41154521, 87677023, 288081647, 2016571529]

約数ペア:

[(1, 2016571529), (7, 288081647), (23, 87677023), (49, 41154521), (161, 12525289), (661, 3050789), (1127, 1789327), (2707, 744947), (4627, 435827), (15203, 132643), (18949, 106421), (32389, 62261)]