409690448

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2753}}^1$

素因数の和:2963

約数の個数: 40

約数和(自身を含む): 811394496

約数和(自身を除く): 401704048

約数列:

[1, 2, 4, 8, 16, 71, 131, 142, 262, 284, 524, 568, 1048, 1136, 2096, 2753, 5506, 9301, 11012, 18602, 22024, 37204, 44048, 74408, 148816, 195463, 360643, 390926, 721286, 781852, 1442572, 1563704, 2885144, 3127408, 5770288, 25605653, 51211306, 102422612, 204845224, 409690448]

約数ペア:

[(1, 409690448), (2, 204845224), (4, 102422612), (8, 51211306), (16, 25605653), (71, 5770288), (131, 3127408), (142, 2885144), (262, 1563704), (284, 1442572), (524, 781852), (568, 721286), (1048, 390926), (1136, 360643), (2096, 195463), (2753, 148816), (5506, 74408), (9301, 44048), (11012, 37204), (18602, 22024)]