27156721930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208897861}}^1$

素因数の和:208897881

約数の個数: 16

約数和(自身を含む): 52642261224

約数和(自身を除く): 25485539294

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 208897861, 417795722, 1044489305, 2088978610, 2715672193, 5431344386, 13578360965, 27156721930]

約数ペア:

[(1, 27156721930), (2, 13578360965), (5, 5431344386), (10, 2715672193), (13, 2088978610), (26, 1044489305), (65, 417795722), (130, 208897861)]