1326347906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{645739}}^1$

素因数の和:645833

約数の個数: 16

約数和(自身を含む): 2169686400

約数和(自身を除く): 843338494

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 645739, 1291478, 8394607, 16789214, 51013381, 102026762, 663173953, 1326347906]

約数ペア:

[(1, 1326347906), (2, 663173953), (13, 102026762), (26, 51013381), (79, 16789214), (158, 8394607), (1027, 1291478), (2054, 645739)]