643670014

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1456267}}^1$

素因数の和:1456299

約数の個数: 16

約数和(自身を含む): 1100938608

約数和(自身を除く): 457268594

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1456267, 2912534, 18931471, 24756539, 37862942, 49513078, 321835007, 643670014]

約数ペア:

[(1, 643670014), (2, 321835007), (13, 49513078), (17, 37862942), (26, 24756539), (34, 18931471), (221, 2912534), (442, 1456267)]