1290781436

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{7451}}^1$

素因数の和:7754

約数の個数: 48

約数和(自身を含む): 2704181760

約数和(自身を除く): 1413400324

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 269, 322, 538, 644, 1076, 1883, 3766, 6187, 7451, 7532, 12374, 14902, 24748, 29804, 43309, 52157, 86618, 104314, 171373, 173236, 208628, 342746, 685492, 1199611, 2004319, 2399222, 4008638, 4798444, 8017276, 14030233, 28060466, 46099337, 56120932, 92198674, 184397348, 322695359, 645390718, 1290781436]

約数ペア:

[(1, 1290781436), (2, 645390718), (4, 322695359), (7, 184397348), (14, 92198674), (23, 56120932), (28, 46099337), (46, 28060466), (92, 14030233), (161, 8017276), (269, 4798444), (322, 4008638), (538, 2399222), (644, 2004319), (1076, 1199611), (1883, 685492), (3766, 342746), (6187, 208628), (7451, 173236), (7532, 171373), (12374, 104314), (14902, 86618), (24748, 52157), (29804, 43309)]