168383912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{20297}}^1$

素因数の和:20381

約数の個数: 32

約数和(自身を含む): 339788520

約数和(自身を除く): 171404608

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 4148, 8296, 20297, 40594, 81188, 162376, 345049, 690098, 1238117, 1380196, 2476234, 2760392, 4952468, 9904936, 21047989, 42095978, 84191956, 168383912]

約数ペア:

[(1, 168383912), (2, 84191956), (4, 42095978), (8, 21047989), (17, 9904936), (34, 4952468), (61, 2760392), (68, 2476234), (122, 1380196), (136, 1238117), (244, 690098), (488, 345049), (1037, 162376), (2074, 81188), (4148, 40594), (8296, 20297)]