377788346

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{21089}}^1$

素因数の和:21170

約数の個数: 24

約数和(自身を含む): 625234140

約数和(自身を除く): 247445794

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1378, 8957, 17914, 21089, 42178, 274157, 548314, 1117717, 2235434, 3564041, 7128082, 14530321, 29060642, 188894173, 377788346]

約数ペア:

[(1, 377788346), (2, 188894173), (13, 29060642), (26, 14530321), (53, 7128082), (106, 3564041), (169, 2235434), (338, 1117717), (689, 548314), (1378, 274157), (8957, 42178), (17914, 21089)]