318550192

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{3331}}^1$

素因数の和:3521

約数の個数: 40

約数和(自身を含む): 636278720

約数和(自身を除く): 317728528

約数列:

[1, 2, 4, 8, 16, 43, 86, 139, 172, 278, 344, 556, 688, 1112, 2224, 3331, 5977, 6662, 11954, 13324, 23908, 26648, 47816, 53296, 95632, 143233, 286466, 463009, 572932, 926018, 1145864, 1852036, 2291728, 3704072, 7408144, 19909387, 39818774, 79637548, 159275096, 318550192]

約数ペア:

[(1, 318550192), (2, 159275096), (4, 79637548), (8, 39818774), (16, 19909387), (43, 7408144), (86, 3704072), (139, 2291728), (172, 1852036), (278, 1145864), (344, 926018), (556, 572932), (688, 463009), (1112, 286466), (2224, 143233), (3331, 95632), (5977, 53296), (6662, 47816), (11954, 26648), (13324, 23908)]