2007649819

素因数分解:

$7^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1\times {\mathrm{1741}}^1$

素因数の和:2646

約数の個数: 16

約数和(自身を含む): 2308303296

約数和(自身を除く): 300653477

約数列:

[1, 7, 257, 641, 1741, 1799, 4487, 12187, 164737, 447437, 1115981, 1153159, 3132059, 7811867, 286807117, 2007649819]

約数ペア:

[(1, 2007649819), (7, 286807117), (257, 7811867), (641, 3132059), (1741, 1153159), (1799, 1115981), (4487, 447437), (12187, 164737)]