172825978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{391009}}^1$

素因数の和:391041

約数の個数: 16

約数和(自身を含む): 295603560

約数和(自身を除く): 122777582

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 391009, 782018, 5083117, 6647153, 10166234, 13294306, 86412989, 172825978]

約数ペア:

[(1, 172825978), (2, 86412989), (13, 13294306), (17, 10166234), (26, 6647153), (34, 5083117), (221, 782018), (442, 391009)]